Synonyms and related words :
accelerate, aggravate, beef up, blow up, complicate, concentrate, condense, consolidate, cube, deepen, deltoid, double, enhance, exacerbate, exaggerate, fan-shaped, heat up, heighten, hop up, hot up, intensify, jazz up, key up, magnify, make complex, multiply by three, ramify, redouble, reinforce, sharpen, soup up, step up, strengthen, tern, ternal, ternary, ternate, three, three-in-one, three-ply, threefold, threesome, treble, triadic, trial, triangular, trilogic, trinal, trine, trinity, trio, triplex, triplicate, triumvirate, triune, troika, whet