weaken, undermine, diminish, depress, undercut, dwindle, deteriorate, evaporate, jeopardize, wane, plummet, imperil, dilute, deplete, threaten, constrain, crumble, entrench, hamper, corrode, endanger, exacerbate, wither, worsen, impair, shrink, tarnish, disintegrate, degrade, shrivel, hinder, heighten, strengthen, crimp, disappear, cheapen, decimate, vanish, embolden, cripple, dampen, dissipate, enhance, bolster, complicate, curtail, backfire, alienate, impede, impinge, devastate, deepen, roil, encroach, harden, denude, lessen, outstrip, fade, skyrocket, soften, solidify, reinforce, intensify, overshadow, stagnate, mar, falter, distort, underpin, stifle, devalue, flatten, engender, stoke, recede, sully, sag, negate, deprive, eviscerate, affect, creep, deflate, seep, encroach upon, overwhelm, lose, magnify, displace, marginalize, cannibalize, unravel, taint, denting, compromised, constrict, debase, calcify, aggravate, destroy, saps

wash

eat away, fret, hush, impetigo, rejuvenate

damage, decay, delapidate

eat at, gnaw, gnaw at, wear away