ok vs hunky-dory

ok and hunky-dory both are adjectives.

Word	Noun	Adjective	Verb	Adverb
ok	No	Yes	No	No
hunky-dory	No	Yes	No	No

As adjectives, ok and hunky-dory are synonyms defined as:

Other synonyms of ok include all right, cool, fine, o.k., okay.

ok (adjective)	hunky-dory (adjective)
being satisfactory or in satisfactory condition	being satisfactory or in satisfactory condition