overdress

/OW1 V ER0 D R EH0 S/
noun
  1. 1

    Any garment worn over another.

verb
  1. 1

    To wear too many clothes for a particular occasion.

  2. 2

    To wear clothing which is too elaborate or formal for a particular occasion.

Antonyms

Source: https://en.wiktionary.org/wiki/overdress