Where does “grandcousin” come from?

grandcousin (English) comes from English cousin, from Middle English cosyn, from Old French cosin, from Latin cōnsōbrīnus, from Latin cōn-, from Latin cum, from Old Latin com, from Proto-Italic kom — to bend; curve; arch; vault; to bow, bend, arch,...

grandcousin (English): The grandchild of a first cousin, or the first...

Definitions

  1. The grandchild of a first cousin, or the first...

Ancestry of “grandcousin”, step by step

grandcousin traces back through two separate lines of ancestry.

via English cousin

StepLanguageWordMeaning
1EnglishcousinThe child of a person's uncle or aunt; a first...
2Middle EnglishcosynA member of one's family; one's partner, relative...
3Old Frenchcosincousin
4Latincōnsōbrīnusa first cousin, cousin-german
5Latincōn-Used in compounds to indicate a being or bringing together of several objects
6Latincumwith, along with; at; -fold
7Old LatincomAlternative form of cum
8Proto-Italickomwith, along, at
9Proto-Indo-Europeanḱómbeside, near, by, with
10Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
11Middle Englishkyt
12Germankittputty certain kinds of cement used for fixing e.g. window panes
13Old High Germankuti
14Proto-West Germanickwidugum, resin
15Proto-Germanickweduzresin
16Proto-Indo-Europeangʷet-resin, gum; to say, speak
17Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English grand

StepLanguageWordMeaning
1EnglishgrandOf a large size or extent; great; Great in size,...
2Middle Englishgrand
3Anglo-NormangrauntLate Anglo-Norman spelling of grant
4Old Frenchgrantbig, large
5Old French-ur-er, used for form agent nouns
6Latin-orused to form a third-declension masculine...
7Proto-Italic-ōsCreates masculine action nouns or result nouns...
8Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
9Proto-Indo-European-oss
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European gū-Every word from Latin cōn-Every word from Proto-Indo-European gʷet-