tS=That very quality of his mother's that protected him now appears to <b>vitiate</b> him.<br><br>Everything must be done precisely lest the oversight of a single mistake should <b>vitiate</b> the efficacy of the rite.&tQ=To <b>vitiate</b> means:&tC=To strengthen|To anger|To stimulate|To impair|To excuse&cC=4&fB=<b>Vitiate</b> means to impair or injure the quality of; spoil; pollute. <b>Vitiate</b> is pronounced VISH-ee-ayt.
