three-fold vs two-fold

three-fold and two-fold both are adjectives.

Word	Noun	Adjective	Verb	Adverb
three-fold	No	Yes	No	No
two-fold	No	Yes	No	No

As adjectives, three-fold and two-fold are synonyms defined as:

three-fold and two-fold: having more than one decidedly dissimilar aspects or qualities

Other synonyms of three-fold include double, dual, threefold, treble, twofold.

three-fold (adjective)	two-fold (adjective)
three times as great or many	twice as great or many
having more than one decidedly dissimilar aspects or qualities	having more than one decidedly dissimilar aspects or qualities