Synonyms for Tinny (same or very similar meaning)
WordNet sense 1 (of very poor quality; flimsy):
bum, cheap, cheesy, chintzy, crummy, punk, sleazyWordNet sense 2 (of low or inferior quality):
inferiorWordNet sense 3 (containing or made of or resembling or characteristic of a metal):
metal, metallicFrom the ODE community, based on WordNetadd/edit