Mitigate

глагол 1) смягчать, уменьшать (строгость, суровость; наказание) Синоним(ы): lessen, mollify 2) умерять, сдерживать (жар, пыл) 3) облегчать (боль, страдание) Синоним(ы): appease

Большой англо-русский словарь

Mitigate

ослаблять; смягчать; подавлять

Англо-русский политехнический словарь

Mitigate

transitive verb (-gated; -gating) Etymology: Middle English, from Latin mitigatus, past participle of mitigare to soften, from mitis soft + -igare (akin to Latin agere to drive); akin to Old Irish moíth soft — more at agent 1. to cause to become less harsh or hostile; mollify Example: aggressiveness may be mitigated or…channeled — Ashley Montagu 2. a. to make less severe or painful; alleviate b. extenuate Synonyms: see relievemitigation nounmitigative adjectivemitigator nounmitigatory adjective Usage: Mitigate is sometimes used as an intransitive (followed by against) where militate might be expected. Even though Faulkner used it Example: some intangible and invisible social force that mitigates against him — William Faulkner and one critic thinks it should be called an American idiom, it is usually considered a mistake.

Merriam-Webster's Collegiate Dictionary