1) Affected 2) Affectedly grand 3) All fuss and feathers 4) Artificial 5) Artsy-craftsy 6) Arty 7) Arty-crafty 8) Brazen 9) Exaggerated 10) Flamboyant 11) French word used in English 12) Grandiloquent 13) Grandiose 14) Hifalutin 15) High-flown 16) High-sounding 17) Highfalutin 18) Highfaluting 19) Hoity-toity Found on https://www.crosswordclues.com/clue/pretentious
Pre·ten'tious adjective [ Confer French prétentieux . See Pretend .] Full of pretension; disposed to lay claim to more than is one's; presuming; assuming. -- Pre*ten'tious*ly , adverb - - Pre*ten'tious*ness , noun Found on http://www.encyclo.co.uk/webster/P/157
adjective making claim to or creating an appearance of (often undeserved) importance or distinction; `a pretentious country house`; `a pretentious fraud`; `a pretentious scholarly edition` Found on https://www.encyclo.co.uk/local/20974
full of pretense or pretension. · characterized by assumption of dignity or importance. · making an exaggerated outward show; ostentatious. Found on https://www.infoplease.com/dictionary/pretentious