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

Researchers from the United Kingdom explored the tenuous balance between fire and ice in a paper published last November in the journal Communications Earth & Environment. —Christian Thorsberg, Smithsonian Magazine, 9 July 2025

In a sign of the tenuous track toward a vote, Johnson — just before 3:30 a.m. — convened GOP holdouts on the floor and prayed with the group. —Mike Lillis, The Hill, 3 July 2025

Immigrants who are living illegally in the country often lack a reliable credit history and work low-paying jobs with tenuous benefits. —Calmatters, Mercury News, 1 Aug. 2025

The Orion Nebula is a vast cloud of extremely tenuous glowing gas and dust, approximately 1,350 light-years away and about 25 light-years across (roughly 20,000 times the diameter of the entire Solar System). —Joe Rao, Space.com, 28 July 2025