Word Study
twofold
CIDE DICTIONARY
twofold, a. [Cf. Twifold.].
Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument. [1913 Webster]
twofold, adv.
In a double degree; doubly. [1913 Webster]
THESAURUS
twofold
Janus-like, ambidextrous, as much again, bifacial, bifold, biform, bilateral, binary, binate, biparous, bivalent, conduplicate, disomatous, double, double-barreled, double-faced, doubly, dual, dualistic, dually, duple, duplex, duplicate, dyadic, geminate, geminated, paired, second, secondary, twice, twice as much, twice over, twin, twinned, two times, two-faced, two-level, two-ply, two-sided, two-storyROGET THESAURUS
twofold
Duplication
N duplication, doubling, gemination, ingemination, reduplication, iteration, renewal, double, doubled, bicipital, bicephalous, bidental, bilabiate, bivalve, bivalvular, bifold, biform, bilateral, bifarious, bifacial, twofold, two-sided, disomatous, duplex, double-faced, double-headed, twin, duplicate, ingeminate, second, twice, once more, over again, as much again, twofold, secondly, in the second place, again, duplication, doubling, gemination, ingemination, reduplication, iteration, renewal, double, doubled, bicipital, bicephalous, bidental, bilabiate, bivalve, bivalvular, bifold, biform, bilateral, bifarious, bifacial, twofold, two-sided, disomatous, duplex, double-faced, double-headed, twin, duplicate, ingeminate, second, twice, once more, over again, as much again, twofold, secondly, in the second place, again.For further exploring for "twofold" in Webster Dictionary Online