Synonyms for Plait:

n.

beehive, bob, afro, bangs, close, Bobbed, bun, buzz cut, chignon. crimp, comb, barbershop, cornrow, blow-dry, backcomb, comb out, condition. braid (noun)
tuck, Plaiting, crease, weaving, fold, pleating.
coiffure (noun)
afro, beehive.
hair (noun)
tress.
plait (noun)
lace, twist, tress, pleat, braid.

v.

braid (verb)
lace, twist.
crease (verb)
crimp.
entwine (verb)
braid.
fasten (verb)
chain, link, bracket, hinge, clinch, hitch, fasten, braid, buckle, stitch, glue, baste, zip, string, tie, knot, strap, connect, bind, tack, paste, tether, lace, splice, knit, cement, lash, weave, stay, suture, sew, couple, weld, fuse.
plait (verb)
pleat, fold, crease, weave, knit, tress, tuck.

Other synonyms:

fold. crease
tuck.
Other relevant words:
chignon, crease, bun, tuck, pleat, tress, crimp, twist, fold.