1) Big appetite 2) Edacity 3) Esurience 4) Excessive desire to eat 5) Extreme gluttony 6) Extreme hunger 7) French word used in English 8) Hunger 9) Hunger in the extreme 10) Hungriness 11) Ravenousness 12) Voraciousness Found on https://www.crosswordclues.com/clue/voracity
Vo·rac'i·ty noun [ Latin voracitas : confer French voracité .] The quality of being voracious; voraciousness. Found on http://www.encyclo.co.uk/webster/V/36