Where does “luz-em-cu” come from?

luz-em-cu (Portuguese) comes from Portuguese em, from Old Portuguese en, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

luz-em-cu (Portuguese): firefly

Definitions

  1. firefly

Ancestry of “luz-em-cu”, step by step

luz-em-cu traces back through 3 separate lines of ancestry.

via Portuguese em

StepLanguageWordMeaning
1Portugueseemin; inside; within; on; on top of; in; at
2Old Portugueseenin
3Latinînin, at, on, upon, from (space)
4Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
5Proto-Italicenin
6Proto-Indo-Europeanh₁énin

via Portuguese

StepLanguageWordMeaning
1PortugueseMisspelling of cu
2Old Portuguesecuu
3Latincūlusthe arse, ass
4Proto-Celtickūloscorner
5Proto-Indo-EuropeanḱuH-ló-
6Proto-Indo-European(s)kewH-to cover, bedeck; cover

via Portuguese Luz

StepLanguageWordMeaning
1PortugueseLuzlight medium within which vision is possible
2Old Portugueseluz
3Latinlūxlight (of the sun, stars etc.)
4Proto-Italicloukslight
5Proto-Indo-Europeanlewḱ-lynx
6Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European h₁én
luz-em-cu — Etymology, Origin & Word History | Etymology Explorer