Adjectives

(s)moth-eaten, ratty, shabby, tattyshowing signs of wear and tear“a ratty old overcoat”, “shabby furniture”, “an old house with dirty windows and tatty curtains”
(s)brassy, cheap, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tacky, tatty, tawdry, trashytastelessly showy“a flash car”, “a flashy ring”, “garish colors”, “a gaudy costume”, “loud sport shirts”, “a meretricious yet stylish book”, “tawdry ornaments”