Antonyms of adj styleless

1 sense of styleless

Sense 1
styleless (vs. stylish), unstylish -- (lacking in style or elegance; "a styleless way of dressing"; "expensive but styleless country tweeds"; "wearing unstylish clothes")

stylish (vs. styleless), fashionable -- (having elegance or taste or refinement in manners or dress; "a little less posh but every bit as stylish as Lord Peter Wimsey"; "the stylish resort of Gstadd")
        => chic, smart, voguish -- (elegant and stylish; "chic elegance"; "a smart new dress"; "a suit of voguish cut")
        => chichi -- (affectedly trendy and fashionable)
        => classy, posh, swish -- (elegant and fashionable; "classy clothes"; "a classy dame"; "a posh restaurant"; "a swish pastry shop on the Rue du Bac"- Julia Child)
        => snazzy -- (flashily stylish; "a snazzy outfit")

Similarity of adj styleless

1 sense of styleless

Sense 1
styleless (vs. stylish), unstylish -- (lacking in style or elegance; "a styleless way of dressing"; "expensive but styleless country tweeds"; "wearing unstylish clothes")
       => dowdy -- (lacking in smartness or taste; "a dowdy grey outfit"; "a clean and sunny but completely dowdy room")