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

The finding of methane in gas form could be due to either the presence of a tenuous atmosphere on Makemake, or a more transient activity such as that experienced by comets when its volatiles sublimate, or from cryovolcanic plumes, according to the study authors. —Andrew Jones, Space.com, 28 Sep. 2025

His hold on a roster spot appeared tenuous throughout the offseason due to the number of guards the Hornets acquired, beginning with trading for Collin Sexton and re-signing Tre Mann in free agency. —Roderick Boone, Charlotte Observer, 26 Sep. 2025

Time is running out for the two sides to reach an agreement that could ease the strain on a tenuous relationship, but there is still another possibility. —Jason Anderson, Sacbee.com, 25 Sep. 2025

The $97 million Carruthers mission carries two co-aligned ultraviolet imagers designed for simultaneous observations of Earth's exosphere, a tenuous cloud of hydrogen gas that fades into the airless void of outer space about halfway to the Moon. —Kyle Orland, ArsTechnica, 24 Sep. 2025