Synonyms of undermine

1 Syllable

dug, blunt, mine, wreck, sap, dig, hurt, ruin, thwart, foil, wear

2 Syllables

weaken, subvert, soften, harming, uncalm, whittled, cripple, unman, impairs, blunted, threaten, lamed, sapped, sandbag, catting, sapping, wasting, tunnel, un-man, catted, supplant, whittle, crippling, hogtie, impair, digging, whittling, unglue, weakens, unstring, laming, x-out

3 Syllables

circumduct, disannul, disable, prepossess, unbrace, supplanted, injuring, erode, unnerve, vitiating, supplanting, debasing, enfeebled, injure, unbraced, subverted, weakening, frustrate, depleting, undercut, impairing, poisoning, vitiated, vitiate, burrowing, corrode, unnerved, torpedo, unbracing, disabling, subverting, unstringing, deplete, enfeeble, uncalmed, enfeebling, debase, unnerving

4 Syllables

unstrengthened, sabotage, attenuate, attenuating, attenuated, disenable, undercutting, sabotaging, excavate

5 Syllables

debilitate, immobilize, invalidating, deteriorate, destabilize, invalidated, destabilized, debilitating, demoralize, immobilized, deteriorating, immobilizing, destabilizing, invalidate

6 Syllables

incapacitate, incapacitating