backside

UK: /bˈæksa‍ɪd/   US: /ˈbækˌsaɪd/

Samheiti: arse, ass, back end, behind, bottom, bum, buns, butt, buttocks, can, derriere, fanny, fundament, hind end, hindquarters, keister, nates, posterior, prat, rear, rear end, rump, seat, stern, tail, tail end, tooshie, tush

Andheiti: front