fragile vs tenuous

fragile and tenuous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
fragile	No	Yes	No	No
tenuous	No	Yes	No	No

As adjectives, fragile and tenuous are synonyms defined as:

Other synonyms of fragile include flimsy, slight, thin.

fragile (adjective)	tenuous (adjective)
easily broken or damaged or destroyed	lacking substance or significance
vulnerably delicate	very thin in gauge or diameter
lacking substance or significance	having thin consistency