Twofold

a.	1.	Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument.
adv.	1.	In a double degree; doubly.

Adj.	1.	twofold - having more than one decidedly dissimilar aspects or qualities; "a double (or dual) role for an actor"; "the office of a clergyman is twofold; public preaching and private influence"- R.W.Emerson; "every episode has its double and treble meaning"-Frederick Harrison Synonyms: double, dual, threefold, treble
	2.	twofold - twice as great or many; "ate a double portion"; "the dose is doubled"; "a twofold increase" Synonyms: doubled, double
Adv.	1.	twofold - by a factor of two; "the price increased twofold last year" Synonyms: two times

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-story