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
• shaky
• flimsy
• weak
• insubstantial
• unsubstantial
• frail
• fine
• breakable
• uncertain
• problematical
• 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

However, Valadao has a strong local following, and this new seat would be the most politically tenuous among those Democrats are aiming to flip. —David Mark, The Washington Examiner, 5 Sep. 2025

But the economics of indie were always tenuous. —Spencer Kornhaber, The Atlantic, 29 Aug. 2025

If DeBoer's second Crimson Tide team misses the CFP, his time in Tuscaloosa could quickly become tenuous. —Andrew Hughes, MSNBC Newsweek, 25 Aug. 2025

Schafer envisions a future in which swarms of these structures are used for atmospheric sensing and telecommunications not only in Earth’s mesosphere but also in the tenuous atmosphere of Mars, which exhibits similarly low pressures. —Payal Dhar, Scientific American, 19 Aug. 2025