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

Last year, that tenuous position changed again, as TBS canceled the series; again, fans had little time to mourn the show, because it was announced the same day Fox was considering bringing it back. —Wilson Chapman, IndieWire, 28 Feb. 2026

In comparison, Mars has only a tenuous atmosphere and small patches of a puny magnetic field. —Meghan Bartels, Scientific American, 27 Feb. 2026

The system proved to be tenuous. —Debra Utacia Krol, AZCentral.com, 27 Feb. 2026

During one of her stays in jail, Lee was beset by visions that led her to believe herself to be God’s representative on Earth — an epiphany that did not improve her tenuous standing with the Church of England. —Mekishana Pierre, Entertainment Weekly, 25 Feb. 2026