discredit

v. 怀疑，n. 丧失名誉

discord, discordance, discordant, discordantly, discotheque, discount, discount house, discountenance, discourage, discouraged, discouragement, discouraging, discouragingly, discourse, discourteous, discourteously, discourtesy, discover, discoverer, discovery, discreditable, discreditably, discreet, discreetly, discrepancy, discrepant, discrete, discretely, discreteness, discretion, discretionary, discriminate, discriminating, discrimination, discriminatory, discursive, discursively, discursiveness, discus, discuss,