Compact and Flaccid

Compact

Compact adjective - Having a consistency that does not easily yield to pressure.
Usage example: a mattress with a compact foam core

Flaccid is an antonym for compact.

Flaccid

Flaccid adjective - Not stiff in structure.
Usage example: the flaccid stalks of celery that had been around for far too long

Compact is an antonym for flaccid.
Cite this Source
Flaccid and Compact. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/compact/flaccid
Compact & Flaccid. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/compact/flaccid>.
Flaccid or Compact. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/compact/flaccid.
Google Ngram Viewer shows how "compact" and "flaccid" have occurred on timeline