Beef up and Harm

Beef up

Beef up verb - To increase the ability of (as a muscle) to exert physical force.
Usage example: beefed up the walls with iron bars

Harm is an antonym for beef up.

Harm

Harm verb - To cause bodily damage to.

Beef up is an antonym for harm.

Cite this Source
Harm and Beef up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/beef_up/harm
Beef up & Harm. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/beef_up/harm>.
Harm or Beef up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/beef_up/harm.
Google Ngram Viewer shows how "beef up" and "harm" have occurred on timeline