FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

gam gam — by contraction from an unused root meaning to gather; properly, assemblage; used only adverbially also, even, yea, though; often repeated as correl. both...and:--again, alike, also, (so much) as (soon), both (so)...and , but, either...or, even, for all, (in) likewise (manner), moreover, nay...neither, one, then(-refore), though, what, with, yea.