abate, arrest, avert, backpedal, backwater, bate, bear off, brake, check, clip the wings, curb, decelerate, delay, detain, die down, diffuse, disjoin, disperse, draw aside, draw rein, ease, ease up, ebb, edge off, fall, fly off, free, gee, glance, glance off, go off, haw, head off, hold back, hold in check, hold up, impede, jib, keep back, lax, let down, let go, let up, let up on, loose, loosen, loosen up, lose ground, lose momentum, lose speed, make way for, mitigate, moderate, move aside, obstruct, reef, rein in, relax, relent, remit, retard, scatter, set back, sheer off, shove aside, shunt, shy, shy off, side, sidestep, sidetrack, sidle, slack, slack off, slack up, slacken, slake, slow, slow down, slow up, stay, steer clear of, step aside, subside, switch, take in sail, throttle down, turn aside, turn away, turn back, unbend, unbrace, unglue, unlax, unleash, unstick, unstrain, unstring, untighten, unwind, veer off, wane