Fatten up
Fatten up verb - Make fat or plump.
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Synonyms for Fatten up
Gain weight and fatten up are semantically related. In some cases you can use "Gain weight" instead a verb "Fatten up".
Gain weight
Fatten up and gain weight are semantically related. Sometimes you can use "Fatten up" instead a verb phrase "Gain weight".
Mutual synonyms
Related pairs
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Gain weight and Fatten up. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/fatten_up/gain_weight
Fatten up & Gain weight. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/fatten_up/gain_weight>.
Gain weight or Fatten up. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/fatten_up/gain_weight.
Google Ngram Viewer shows how "fatten up" and "gain weight" have occurred on timeline