unwavering vs unshakable

unwavering and unshakable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unwavering	No	Yes	No	No
unshakable	No	Yes	No	No

As adjectives, unwavering and unshakable are synonyms defined as:

unwavering and unshakable: marked by firm determination or resolution; not shakable

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

unwavering (adjective)	unshakable (adjective)
marked by firm determination or resolution; not shakable	without flaws or loopholes
not showing abrupt variations	marked by firm determination or resolution; not shakable