Crossword puzzle clue "it's hard to do in some restaurants"

to perceive by the ear

BISQUE, (French) a rich shellfish soup, made with wine and cream, also BISK

relating to race, also ETHNICAL

EWER, a jug with a wide mouth, esp. a water-jug of the kind formerly used in bedrooms

(Urdu) a pipe with a long, flexible stem, so arranged that the smoke is cooled by being made to pass through water, also HOOKA

a gambling game, a variety of the game of lotto, played with numbered balls or knobs, also KEENO, KINO, QUINO