(linguistics) Provision of a shadda symbol for Arabic words (sometimes also for Persian, Urdu, etc.), which shows gemination of consonants.

(historical) The Great Proletarian Cultural Revolution of the Communist China. / (historical) The Iran's Cultural Revolution of 1980-1987.

(takes a reflexive pronoun) in that; in that place; in him/her/it.

The motion of something that is whisked. / The movement of an animal's whiskers.