Crossword puzzle clue "betrayed surprise"

an unwanted hospital patient

GAPE, to stare with open mouth

GASP, to breathe convulsively

HIDE, to conceal

BLAB, to tell tales

(Latin) a Caesarean section

a restaurant where customers serve themselves, or are served from, and usually pay at, a counter before sitting down to eat

COUGH, to expel air from the lungs noisily