DEPRECATING
belittling, deprecating, deprecative, deprecatory, depreciative, depreciatory, slighting
(adjective) tending to diminish or disparage; “belittling comments”; “managed a deprecating smile at the compliment”; “deprecatory remarks about the book”; “a slighting remark”
Source: WordNet® 3.1
Verb
deprecating
present participle of deprecate
Adjective
deprecating (comparative more deprecating, superlative most deprecating)
In manner that deprecates; insulting; belittling.
Source: Wiktionary
DEPRECATE
Dep"re*cate, v. t. [imp. & p. p. Deprecated; p. pr. & vb. n.
Deprecating.] Etym: [L. deprecatus, p. p. of deprecari to avert by
player, to deprecate; de- + precari to pray. See Pray.]
Definition: To pray against, as an evil; to seek to avert by player; to
desire the removal of; to seek deliverance from; to express deep
regret for; to disapprove of strongly.
His purpose was deprecated by all round him, and he was with
difficulty induced to adandon it. Sir W. Scott.
Source: Webster’s Unabridged Dictionary 1913 Edition