Synonyms of tighten

1 Syllable
grip, strain, pinch, stretch, cramp, clench, bind, peg, screw, crush, fix, flex, strung
2 Syllables
straining, stiffen, contract, braced, redraw, tense, congeal, close, craned, narrow, harden, battens, pegging, craning, pursed, toughen, batten, fasten, tuned, pegged, redrawn, compress, flexing, cockled, constrict, screwing, cockling, densen, crane, strangle, screwed, stretched, fastens, edit, stringing, squeeze, flexed, ruckling, stretching, tuning, flexes, tauten, stringed, girthed
3 Syllables
tautening, constringed, edited, astringe, constringe, condense, battened, constricted, contracted, pressure, battening, troubleshoot, redrawing, compresses, contracting, compressed, secure, restyle, redrafted, constringing, compressing, revising, restyled, narrowed, editing, astringed, constricting, troubleshot
4 Syllables
telescope, rigidify, telescoping, troubleshooted, syncopated, overexert, syncopate
5 Syllables
overexerted