moderate

I (preside over) verb act as chairman, act as moderator, act as president, administer, be at the head of, be in authority, chair, command, control, direct, discipline, govern, have charge of, head, hold in check, hold sway over, hold the chair, lead, manage, master, officiate, oversee, pilot, police, regulate, run, stand over, steer, supervise, take charge of II (temper) verb abate, allay, alleviate, appease, assuage, attemper, blunt, calm, chasten, check, constrain, cool, curb, dampen, decelerate, decrease, diminish, dull, ease, hush, keep within bounds, lessen, lighten, limit, make less, mitigate, modify, mollify, mute, narrow, pacify, palliate, qualify, quell, quiet, reduce, repress, restrain, season, slacken, slow down, smooth, sober, soften, soothe, still, subdue, suppress, tame, tone down, tranquilize, weaken III index adjust (regulate), allay, alleviate, alter, arbitrate (conciliate), assuage, average (standard), controlled (restrained), curb, de minimus, ease, extenuate, fair (satisfactory), imperfect, intercede, intermediate, judge, judicious, lenient, lessen, marginal, mediate, mediocre, minimal, mitigate, mollify, negligible, nominal, nonpartisan, obtund, officiate, palliate (abate), passable, peaceable, regulate (adjust), relax, relieve (free from burden), remit (relax), restrain, soothe, subdue, subside, usual