Double up
Double up verb - Bend over or curl up, usually with laughter or pain.
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Synonyms for Double up
Make firm
Mutual synonyms
Cite this Source
Make firm and Double up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/double_up/make_firm
Double up & Make firm. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/double_up/make_firm>.
Make firm or Double up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/double_up/make_firm.
Google Ngram Viewer shows how "double up" and "make firm" have occurred on timeline