threefold vs twofold

threefold and twofold both are adjectives.

Word	Noun	Adjective	Verb	Adverb
threefold	No	Yes	No	Yes
twofold	No	Yes	No	Yes

As adjectives, threefold and twofold are synonyms defined as:

threefold and twofold: having more than one decidedly dissimilar aspects or qualities

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

threefold (adjective)	twofold (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

threefold (adverb)	twofold (adverb)
by a factor of three	by a factor of two