Tinny
Part of speech: adjective
Definition: Of or pertaining to or resembling tin. Pertaining to the thinness and cheapness of tin or similar-looking metals, in contrast to a heavier, more valuable metal. Pertaining to a thin, unpleasant sound recalling that of tin being rapped.
Metallic
Part of speech: adjective
Definition: made of, appearing to be made of, resembling, or related to metal
Part of speech: noun
Definition: A metallic color
Example sentence: I wear a lot more glitter around the holidays, so I'm always wearing different glitter nail polish or fun metallic eye shadow. It's the holidays - everything is more twinkly and celebratory.