Wherefore art thou red
'adom  (aw-dome')
rosy -- red, ruddy.
in thine apparel
lbuwsh  (leb-oosh')
a garment; by implication (euphem.) a wife -- apparel, clothed with, clothing, garment, raiment, vestment, vesture.
and thy garments
beged  (behg'-ed)
a covering, i.e. clothing; also treachery or pillage -- apparel, cloth(-es, ing), garment, lap, rag, raiment, robe, very (treacherously), vesture, wardrobe.
like him that treadeth
darak  (daw-rak')
to tread; by implication, to walk; also to string a bow (by treading on it in bending) -- archer, bend, come, draw, go (over), guide, lead (forth), thresh, tread (down), walk.
in the winefat
gath  (gath)
a wine-press (or vat for holding the grapes in pressing them) -- (wine-)press (fat).