1. brilliantly or excessively showy: gaudy plumage.
2. cheaply showy in a tasteless way; flashy.
3. ostentatiously ornamented; garish.
"cockades can be gaudy on hats."
"people can be gaudy."
"colours can be gaudy."
"clothes can be gaudy."
"plumages can be gaudy."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.