Synonyms of tenuous

tenuous

adjective

as in fragile

lacking strength, permanence, or resilience

The countries formed a tenuous political alliance.

The moon has a tenuous atmosphere that frequently fluctuates in thickness.

Related Words

• fragile
• slight
• delicate
• flimsy
• weak
• shaky
• insubstantial
• unsubstantial
• frail
• fine
• breakable
• uncertain
• dubious
• soft
• feeble
• problematic
• questionable
• frangible
• doubtful
• suspicious
• eggshell
• dainty
• suspect
• gossamer
• shady
• dodgy
• dubitable
• doubtable

Dissimilar Words

• substantial
• solid
• hard
• rigid
• unyielding
• firm
• elastic
• flexible
• resilient
• strong
• stretch
• rubbery
• springy
• supple
• tough
• sturdy
• unbreakable
• rubberlike
• stretchable
• infrangible
• nonbreakable

Synonym Chooser

How does the adjective tenuous contrast with its synonyms?

Some common synonyms of tenuous are slender, slight, slim, and thin. While all these words mean "not thick, broad, abundant, or dense," tenuous implies extreme thinness, sheerness, or lack of substance and firmness.

a tenuous thread

Where would slender be a reasonable alternative to tenuous?

The meanings of slender and tenuous largely overlap; however, slender implies leanness or spareness often with grace and good proportion.

the slender legs of a Sheraton chair

When could slight be used to replace tenuous?

While in some cases nearly identical to tenuous, slight implies smallness as well as thinness.

a slight build

When is slim a more appropriate choice than tenuous?

The synonyms slim and tenuous are sometimes interchangeable, but slim applies to slenderness that suggests fragility or scantiness.

a slim volume of poetry

a slim chance

In what contexts can thin take the place of tenuous?

The words thin and tenuous are synonyms, but do differ in nuance. Specifically, thin implies comparatively little extension between surfaces or in diameter, or it may imply lack of substance, richness, or abundance.

thin wire

a thin soup

Example Sentences

Recent Examples of tenuous

No reason was given for the unexpected departure of the Navy’s top civilian official, coming as the sea service has imposed a blockade of Iranian ports and is targeting ships linked to Tehran around the world during a tenuous ceasefire in the war. —ABC News, 22 Apr. 2026

The Padres decided to not have Johnson run there so they were not left with just catcher Luis Campusano on the bench in a ballpark where a one-run lead is more tenuous than anywhere else. —Kevin Acee, San Diego Union-Tribune, 22 Apr. 2026

The announcement comes at a time when federal funding may feel rather tenuous. —Theresa Gaffney, STAT, 22 Apr. 2026

Furthermore, the league’s hold on UConn, while stronger than tenuous, is less than airtight. —Dana O’Neil, CNN Money, 21 Apr. 2026