THESAURUS
turn down
be unmoved, be unwilling, beg off, convert, decline, decline to accept, disagree, disallow, disapprove, disclaim, dismiss, dissent, evert, hold out against, introvert, intussuscept, invaginate, inverse, invert, negate, negative, not buy, not consent, not hear of, not think of, pronate, refuse, refuse consent, reject, reprobate, repudiate, resist entreaty, resist persuasion, resupinate, reverse, revolve, rotate, say nay, say no, spurn, stand aloof, supinate, transpose, turn about, turn around, turn in, turn inside out, turn out, turn over, turn the scale, turn the tables, turn upside down, vote nay, vote negatively
ROGET THESAURUS
turn down
Refusal
VB
refuse, reject, deny, decline,
turn down, nill, negative, refuse one's assent, withhold one's assent, shake the head, close the hand, close the purse, grudge, begrudge, be slow to, hang fire, pass (at cards), be deaf to, dismiss, turn a deaf ear to, turn one's back upon, set one's face against, discountenance, not hear of, have nothing to do with, wash one's hands of, stand aloof, forswear, set aside, cast behind one, not yield an inch, resist, cross, not grant, repel, repulse, shut the door in one's face, slam the door in one's face, rebuff, send back, send to the right about, send away with a flea in the ear, deny oneself, not be at home to, discard, spurn, rescind, disclaim, protest, dissent.
Fold
VB
fold, double, plicate, plait, crease, wrinkle, crinkle, crankle, curl, cockle up, cocker, rimple, rumple, flute, frizzle, frounce, rivel, twill, corrugate, ruffle, crimple, crumple, pucker,
turn down, double down, down under, tuck, ruck, hem, gather.