Where does “cockey” come from?

cockey (English) comes from English cock, from Middle English cok, from Old English cōc, from Vulgar Latin cocus, from Latin coquus, from Latin coquō, from English Cook, from German kochen.

Ancestry of “cockey”, step by step

cockey traces back through 3 separate lines of ancestry.

via English cock

StepLanguageWordMeaning
1EnglishcockA male bird, "especially:"; A valve or tap for...
2Middle Englishcokrooster, cock; rooster crest, comb; heraldic...
3Old Englishcōca cook
4Vulgar Latincocus
5LatincoquusA cook; person who makes food
6Latincoquōto cook; prepare food
7EnglishCookA placename
8Germankochento cook, to prepare food; to boil; to be stirred...
9Middle High Germankochento cook
10Old High Germankohhōnto cook
11Proto-Germanickukōnąto cook
12Latincoqueresecond-person singular future passive indicative...
13Proto-Italickʷekʷōto cook
14Proto-Indo-Europeanpékʷetito be cooking; to ripen
15Proto-Indo-Europeanpekʷ-to cook; to ripen
16Proto-Indo-Europeanh₃-ép-kʷ-

via English cockatoo

StepLanguageWordMeaning
1EnglishcockatooA bird of the family Cacatuidae with a curved...
2Dutchkaketoecockatoo, parrot of the family Cacatuidae
3Malaykakaktuacockatoo; pincers
4Malaytuaold; ripe
5Classical Malaytuaold; ripe
6MalaytuhaObsolete form of tua
7Proto-Malayictuha
8Proto-Malayo-Chamictuha
9Proto-Malayo-Sumbawantuha
10Proto-Malayo-Polynesian(ma-)tuqahold
11Proto-Austronesian(ma-)tuqaSold

via English ey

StepLanguageWordMeaning
1EnglisheyAn egg; An island; 1975 August 23, Black, Judie,...
2EnglishtheyA group of people, animals, plants, or objects...
3Englishthe'ePronunciation spelling of there
4EnglishthereIn a place or location at some distance from the...
5Old Englishþærthere
6Proto-West Germanicþārthere
7Proto-Germanicþarthere, in that place
8Proto-Indo-Europeantar-there
9Proto-Indo-Europeanto-it; that; the, that
10Proto-Indo-Europeanthis; that
Every word from Proto-Indo-European h₃-ép-kʷ-