1) Add chips to the poker pot 2) Add pounds to 3) Alter 4) Boost the bulk of 5) Change 6) Enrich 7) Fatten out 8) Fatten up 9) Fill out 10) Flesh out 11) Get big 12) Get ready for market 13) Grow in girth 14) Make fat or plump 15) Make like a pig 16) Make more substantial 17) Make plump 18) Make richer Found on https://www.crosswordclues.com/clue/fatten
• (v. t.) To make fat; to feed for slaughter; to make fleshy or plump with fat; to fill full; to fat. • (v. t.) To make fertile and fruitful; to enrich; as, to fatten land; to fatten fields with blood. • (v. i.) To grow fat or corpulent; to grow plump, thick, or fleshy; to be pampered. Found on http://thinkexist.com/dictionary/meaning/fatten/
Fat'ten intransitive verb To grow fat or corpulent; to grow plump, thick, or fleshy; to be pampered. « And villains fatten with the brave man's labor.» Otway. Found on http://www.encyclo.co.uk/webster/F/12
Fat'ten transitive verb [ imperfect & past participle Fattened ; present participle & verbal noun Fattening .] [ See Fat , transitive verb ] 1. To make fat; to feed for slaughter; to make fleshy or ... Found on http://www.encyclo.co.uk/webster/F/12