activate, actuate, acute, agile, agitate, animate, appeal, arouse, assiduous, astute, attentive, awake, awaken, boost, brainy, brave, bright, cause, challenge, cite, clever, create, crowd, culpable, cute, deft, defy, develop, dexterous, diligent, doormat, draw, effect, elbow, elicit, energize, engender, entail, evoke, exalt, excite, fast, generate, haunting, hitch, hustle, immediate, impel, importunate, incisive, incite, induce, industrious, insistent, inspire, intrusive, inveterate, invite, invoke, jog, joggle, jostle, keener, laborious, light-footed, limber, lissom, lithe, lithesome, luminous, manual, mercurial, motivate, nimble, obstinate, obtrusive, officious, penetrating, persistent, perspicacious, pertinacious, pesky,
poke, pressing, procure, prod, produce, provoke, push, pushy, quick, quick-witted, raise, rapid, result, rouse, run, sagacious, sedulous, severe, sharp, sharp-witted, shove, shrewd, slick, smart, snappy, spawn, speed, spry, squeeze, stab, stare, stimulate, stubborn, studious, summon, supple, swift, tenacious, thrust, torrential, trigger, unfold, unrelenting, urgency, urgent, versatile, witty, wrong-headed, wrongheaded