1) Drab and old-fashioned 2) Drab; not stylish 3) Far from chic 4) Frumpish 5) Hardly hip 6) Lacking in smartness or taste 7) Like a sloven 8) Not well dressed 9) Old-fashioned 10) Old-fashioned in attire 11) Primly out of date 12) Styleless 13) Unsexy 14) Unstylish Found on https://www.crosswordclues.com/clue/dowdy
• (n.) An awkward, vulgarly dressed, inelegant woman. • (superl.) Showing a vulgar taste in dress; awkward and slovenly in dress; vulgar-looking. Found on http://thinkexist.com/dictionary/meaning/dowdy/
Dow'dy adjective [ Compar. Dowdier ; superl. Dowdiest .] [ Scot. dawdie slovenly, daw , da sluggard, drab, Prov. English dowd flat, dead.] Showing a vulgar taste in dress; awkward and slovenly in dress; vulgar-... Found on http://www.encyclo.co.uk/webster/D/115