Disparage

[Sarah]

Inequality in marriage; marriage with an inferior. [Obs.]Chaucer.Dissuaded her from such a disparage. Spenser.

[Sarah]

To reduce in esteem or rank.
Such as an demotion.
#2 Or, to speak of in a dis-respectful way.

[Kai]

to criticize someone or something in a way that shows you do not respect or value him, her, or it:

[Sommer]

Regard or represent as being of little worth.

[juan98]

express a negative opinion of

[Anthonyacox]

To dishonor by a comparison with what is inferior; to lower in rank or estimation by actions or words; to speak slightingly of; to depreciate; to undervalue.

[IsobelHaups]

To disparage means to belittle, degrade, or depreciate someone or something; to speak of in a slighting or disrespectful way; to undervalue.

[EfrainaLign]

dis-par′āj, v.t. to dishonour by comparison with what is inferior: to lower in rank or estimation: to talk slightingly of.—ns. Dispar′agement; Dispar′ager.—adv. Dispar′agingly. [O. Fr. desparager—des (—L. dis), neg., and Low L. paragium, equality of birth—L. par, equal.]

[tolikkk]

To match unequally; to degrade or dishonor.