Webster's Revised Unabridged Dictionary · 1913

Appease

Appease ({not transcribed}) , transitive verb

[Old English apesen, apaisen, Old French apaisier, apaissier, French apaiser, from a (Latin ad) + Old French pais peace, French paix, from Latin pax, pacis. See Peace.]

To make quiet; to calm; to reduce to a state of peace; to still; to pacify; to dispel (anger or hatred); as, to appease the tumult of the ocean, or of the passions; to appease hunger or thirst.