Where does “petfood” come from?

petfood (English) comes from English PET, from English petition, from Old French peticiun, from Latin petitio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

petfood (English): food prepared for domestic pet animals

Definitions

  1. food prepared for domestic pet animals

Ancestry of “petfood”, step by step

petfood traces back through two separate lines of ancestry.

via English PET

StepLanguageWordMeaning
1EnglishPETInitialism of polyethylene terephthalate; Acronym...
2EnglishpetitionA formal, written request made to an official...
3Old Frenchpeticiunrequest; demand
4Latinpetitioan attack, thrust, blow; a request, petition,...
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English food

StepLanguageWordMeaning
1EnglishfoodAny solid substance that can be consumed by...
2Middle Englishfodefood, nourishment; manna; holy nourishment
3Old Englishfōdafood
4Proto-Germanicfōdôfood, nourishment
5Proto-Indo-Europeanpat-to feed; path; to go
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-