Synonyms of back

back 1 of 4

adverb

1

as in ago

earlier than the present time

that's longer back than I can remember

Synonyms & Similar Words

• ago
• since
• syne
• agone

Antonyms & Near Antonyms

• hence

2

as in around

toward the opposite direction

turned back for one last comment

Synonyms & Similar Words

• around
• down
• backward
• round
• about
• behind
• downward
• rearward
• across
• counter
• reversely
• counterclockwise
• athwart
• obversely
• widdershins

Antonyms & Near Antonyms

• clockwise
• deasil

3

as in backward

toward the rear

concert security asked the crowd to move back

Synonyms & Similar Words

• backward
• rearward
• astern
• counterclockwise
• reversely
• widdershins
• sternforemost
• anticlockwise
• left-handedly
• left-handed
• retrograde

Antonyms & Near Antonyms

• forth
• forward
• on
• along
• ahead
• before
• forwards
• onward

back

2 of 4

noun

ˈbak 

1

as in rear

a behind part or surface

the back of the page was blank

Synonyms & Similar Words

• rear
• tail
• reverse

Antonyms & Near Antonyms

• front
• face
• forehead
• forepart

2

as in jugular

a vulnerable point

a candidate needing a loyal aide who can be relied upon to always watch his back

Synonyms & Similar Words

• jugular
• soft spot
• downfall
• underbelly
• Achilles' heel
• undoing
• chink
• ruin
• tragic flaw
• hamartia

back

3 of 4

verb

1

as in to advocate

to promote the interests or cause of

she enthusiastically backed the plan to renovate and upgrade the school's facilities

Synonyms & Similar Words

• advocate
• endorse
• support
• embrace
• adopt
• champion
• help
• stand up for
• go in for
• patronize
• forward
• assist
• stick up for
• aid
• hold a brief for
• plunk (for)
• plump (for)
• go to bat for
• plonk (for)
• further
• reinforce
• save
• second
• bolster
• side (with)
• preach
• rescue
• buttress
• prop (up)
• espouse
• abet
• boost
• advance
• plug
• bail out
• backstop
• deliver
• talk up

Antonyms & Near Antonyms

• interfere
• oppose
• thwart
• frustrate
• sabotage
• fail
• let down
• desert
• foil
• disappoint
• baffle

2

as in to aid

to provide (someone) with what is useful or necessary to achieve an end

a number of influential people have already agreed to back the candidate

Synonyms & Similar Words

• aid
• assist
• help
• support
• forward
• reinforce
• save
• bear a hand
• further
• prop (up)
• abet
• bolster
• backstop
• facilitate
• promote
• guide
• encourage
• comfort
• to stand one in good stead
• endorse
• sponsor
• launch
• foster
• ease
• rescue
• minister (to)
• serve
• attend
• benefit
• sustain
• champion
• advance
• succor
• patronize
• buttress
• mentor
• care (for)
• bail out
• boost
• advise
• profit
• favor
• counsel
• nurture
• oblige
• deliver
• embolden
• hearten

Antonyms & Near Antonyms

• hinder
• bar
• block
• restrain
• interfere
• hold back
• impede
• oppose
• hamper
• inhibit
• fail
• strangle
• obstruct
• constrain
• thwart
• balk
• let down
• handicap
• desert
• frustrate
• sabotage
• foil
• inconvenience
• discourage
• disappoint
• baffle
• hurt
• retard
• damage
• harm
• stifle
• repress
• injure
• straiten
• stunt
• dishearten

3

as in to reinforce

to provide evidence or information for (as a claim or idea)

the author needs to back her thesis with more facts

Synonyms & Similar Words

• reinforce
• bolster
• prove
• support
• buttress
• confirm
• shore (up)
• corroborate
• establish
• verify
• substantiate
• validate
• affirm
• avouch

Antonyms & Near Antonyms

• undermine
• weaken
• undercut

back

4 of 4

adjective

as in hind

being at or in the part of something opposite the front part

she carried all the presents in the back door, as the children were playing in the front yard

Synonyms & Similar Words

• rear
• hind
• aft
• after
• posterior
• hinder
• dorsal
• rearward
• hindmost

Antonyms & Near Antonyms

• front
• forward
• anterior
• frontal
• fore
• ventral

Synonym Chooser

How is the word back different from other verbs like it?

Some common synonyms of back are advocate, champion, support, and uphold. While all these words mean "to favor actively one that meets opposition," back suggests supporting by lending assistance to one failing or falling.

refusing to back the call for sanctions

When can advocate be used instead of back?

While the synonyms advocate and back are close in meaning, advocate stresses urging or pleading.

advocated prison reform

Where would champion be a reasonable alternative to back?

The words champion and back are synonyms, but do differ in nuance. Specifically, champion suggests publicly defending one unjustly attacked or too weak to advocate his or her own cause.

championed the rights of children

When might support be a better fit than back?

In some situations, the words support and back are roughly equivalent. However, support is least explicit about the nature of the assistance given.

supports waterfront development

When is it sensible to use uphold instead of back?

The words uphold and back can be used in similar contexts, but uphold implies extended support given to something attacked.

upheld the legitimacy of the military action

How is the word back different from other verbs like it?

Some common synonyms of back are advocate, champion, support, and uphold. While all these words mean "to favor actively one that meets opposition," back suggests supporting by lending assistance to one failing or falling.

refusing to back the call for sanctions

When can advocate be used instead of back?

While the synonyms advocate and back are close in meaning, advocate stresses urging or pleading.

advocated prison reform

Where would champion be a reasonable alternative to back?

The words champion and back are synonyms, but do differ in nuance. Specifically, champion suggests publicly defending one unjustly attacked or too weak to advocate his or her own cause.

championed the rights of children

When might support be a better fit than back?

In some situations, the words support and back are roughly equivalent. However, support is least explicit about the nature of the assistance given.

supports waterfront development

When is it sensible to use uphold instead of back?

The words uphold and back can be used in similar contexts, but uphold implies extended support given to something attacked.

upheld the legitimacy of the military action

How is the word back different from other verbs like it?

Some common synonyms of back are advocate, champion, support, and uphold. While all these words mean "to favor actively one that meets opposition," back suggests supporting by lending assistance to one failing or falling.

refusing to back the call for sanctions

When can advocate be used instead of back?

While the synonyms advocate and back are close in meaning, advocate stresses urging or pleading.

advocated prison reform

Where would champion be a reasonable alternative to back?

The words champion and back are synonyms, but do differ in nuance. Specifically, champion suggests publicly defending one unjustly attacked or too weak to advocate his or her own cause.

championed the rights of children

When might support be a better fit than back?

In some situations, the words support and back are roughly equivalent. However, support is least explicit about the nature of the assistance given.

supports waterfront development

When is it sensible to use uphold instead of back?

The words uphold and back can be used in similar contexts, but uphold implies extended support given to something attacked.

upheld the legitimacy of the military action

How is the word back different from other verbs like it?

Some common synonyms of back are advocate, champion, support, and uphold. While all these words mean "to favor actively one that meets opposition," back suggests supporting by lending assistance to one failing or falling.

refusing to back the call for sanctions

When can advocate be used instead of back?

While the synonyms advocate and back are close in meaning, advocate stresses urging or pleading.

advocated prison reform

Where would champion be a reasonable alternative to back?

The words champion and back are synonyms, but do differ in nuance. Specifically, champion suggests publicly defending one unjustly attacked or too weak to advocate his or her own cause.

championed the rights of children

When might support be a better fit than back?

In some situations, the words support and back are roughly equivalent. However, support is least explicit about the nature of the assistance given.

supports waterfront development

When is it sensible to use uphold instead of back?

The words uphold and back can be used in similar contexts, but uphold implies extended support given to something attacked.

upheld the legitimacy of the military action

Example Sentences

Recent Examples of back

Adverb

The brothers in podcasting, partners in Por Osos Vodka and real-life besties are back to burn calories the old-fashioned way. —Los Angeles Times, 29 Apr. 2026

But spending money on an international force while opening the door for mass deportations of TPS-holders back to the country – if that’s how the court rules – could be counterproductive to that aim. —Hira Humayun, CNN Money, 29 Apr. 2026

Noun

The county posted a stop-work order on the building, which had plywood animal cages stacked in the back even though the last use permit for the building allowed only vehicle storage. —Dewayne Bevil, The Orlando Sentinel, 24 Apr. 2026

Guests are encouraged to bring blankets, low-back chairs and picnic items, while food trucks will be on-site offering a variety of bites and beverages for purchase. —Holly Alvarado, Oc Register, 24 Apr. 2026

Verb

Armenia has enjoyed warm relations with Iran in recent years, with Tehran backing Armenia to counterbalance Jerusalem’s backing of Azerbaijan. —Brady Knox, The Washington Examiner, 25 Apr. 2026

Reports indicate that Russian backed Africa Corps mercenaries are fighting alongside Malian forces in several locations, including the capital. —Jewel Bright, NPR, 25 Apr. 2026

Adjective

The injury was concerning given Hart endured a bout with lower back spasms during the Knicks’ preseason opener in Abu Dhabi in October. —Kristian Winfield, New York Daily News, 30 Apr. 2026

Police brass, aldermen and leaders of the Fraternal Order of Police Lodge #7 lined the back walls of the room. —Caroline Kubzansky, Chicago Tribune, 30 Apr. 2026

Phrases Containing back

• (the) back of beyond
• back away
• back down
• back of
• back off
• back out
• back talk
• come back
• cut back
• drop back
• fall back
• fall back on
• flash back (to)
• get back
• go back on
• hang back
• hark back (to)
• harken back (to)
• hearken back (to)
• hold back
• in back of
• kick back
• knock back
• pat on the back
• pay back
• roll back
• snap back
• stab in the back
• take back
• turn back
• turn one's back on

Video

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