unfaltering vs unbendable

unfaltering and unbendable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unfaltering	No	Yes	No	No
unbendable	No	Yes	No	No

As adjectives, unfaltering and unbendable are synonyms defined as:

unfaltering and unbendable: marked by firm determination or resolution; not shakable

Other synonyms of unfaltering include firm, steadfast, steady, stiff, unshakable, unwavering.

unfaltering (adjective)	unbendable (adjective)
marked by firm determination or resolution; not shakable	marked by firm determination or resolution; not shakable