Antonyms of adj dressy

1 sense of dressy

Sense 1
dressy -- (in fancy clothing)

INDIRECT (VIA fancy) -> plain -- (not elaborate or elaborated; simple; "plain food"; "stuck to the plain facts"; "a plain blue suit"; "a plain rectangular brick building")

Similarity of adj dressy

1 sense of dressy

Sense 1
dressy -- (in fancy clothing)
       => fancy (vs. plain) -- (not plain; decorative or ornamented; "fancy handwriting"; "fancy clothes")