All 4 Uses

disparage
in
To the Lighthouse
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When they talked about something interesting, people, music, history, anything, even said it was a fine evening so why not sit out of doors, then what they complained of about Charles Tansley was that until he had turned the whole thing round and made it somehow reflect himself and disparage them—he was not satisfied.†
Part 1

disparage = criticizing or making seem less important
He was anxious for the sake of this friendship and perhaps too in order to clear himself in his own mind from the imputation of having dried and shrunk—for Ramsay lived in a welter of children, whereas Bankes was childless and a widower—he was anxious that Lily Briscoe should not disparage Ramsay (a great man in his own way) yet should understand how things stood between them.†
Part 1
Not knowing precisely why it was that he wanted to disparage Shakespeare and come to the rescue of the man who stands eternally in the door of the lift, he picked a leaf sharply from the hedge.†
Part 1 *
She did not intend to disparage a subject which, they agreed, Raphael had treated divinely.†
Part 3

Definitions:

(1) (disparage)
to criticize or make seem less important -- especially in a disrespectful or contemptuous manner
(2) (meaning too rare to warrant focus)