菓子(かし) (kashi, “sweets; cake; pastry”) that accompanies (is served with) tea; tea dessert; teacake

the best, the optimum

optimal, most appropriate, best suited

(colloquial) go out for tea

tea, usually green tea / tea ceremony / snack with tea or coffee / the act of having tea

受ける, 請ける: get an order, to suffer a malady, take a test, receive a letter.

a device placed in a river used to capture fish

受け, 請け: / 受け: (fandom slang) bottom (originally referring to male gay ships); uke

Giant's kettle, pothole, the formation in a river

Extended shinjitai form of 瀉: evacuation