Where does “キャップ” come from?

キャップ (Japanese) comes from Japanese キャプテン, from English Captain, from Middle English capitain, from Old French capitaine, from Latin capitāneus, from Latin caput, from Proto-Italic kaput, from Proto-Indo-European káput — to seize, hold.

キャップ (Japanese): cap

Definitions

  1. cap

Ancestry of “キャップ”, step by step

キャップ traces back through two separate lines of ancestry.

via Japanese キャプテン

StepLanguageWordMeaning
1Japaneseキャプテンa captain
2EnglishCaptainAn army officer title in most countries; The...
3Middle EnglishcapitainThe head of a military grouping or force; a...
4Old Frenchcapitaineleader
5Latincapitāneuslarge, chief in size
6Latincaputhead; headlike protuberance on an organ or body...
7Proto-Italickaputhead
8Proto-Indo-Europeankáputhead
9Proto-Indo-Europeankap-to seize, hold

via English Cap

StepLanguageWordMeaning
1EnglishCapA nickname for the captain of a team, ship, etc
2EnglishCapricornSomeone with a Capricorn star sign
3FrenchCapricorneCapricorn
4LatinCapricornusCapricornus, the constellation of the zodiac
5Latincapera male goat, billy goat; vocative singular of...
6Proto-Italic*kaproshe-goat
7Proto-Indo-Europeankáproshe-goat, billy goat
Every word from Proto-Indo-European kap-Every word from Proto-Indo-European káputEvery word from Proto-Italic kaput