Synonyms of posh in English:

posh


See definition of posh

adjective

1‘a posh Beverly Hills hotel’

SYNONYMS
smart, stylish, upmarket, fancy, high-class, fashionable, chic, luxurious, luxury, deluxe, exclusive, select, sumptuous, opulent, lavish, grand, rich, elegant, ornate, ostentatious, showy
North American high-toned, upscale
informal classy, swanky, snazzy, plush, plushy, ritzy, flash, la-di-da, fancy-pants
British informal swish
North American informal swank, tony
South African informal larney
British informal, dated swagger
derogatory chi-chi
archaic swell
rare sprauncy

2‘her posh accent’

SYNONYMS
upper-class, aristocratic, upmarket, Home Counties
informal upper-crust, top-drawer
British informal plummy, Sloaney, U