Where does “grandboy” come from?

grandboy (English) comes from English grand, from Middle English grand, from Anglo-Norman graunt, from Old French grant, from Old French -ur, from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs — Creates action nouns or result nouns from verbs;...

grandboy (English): A grandson

Definitions

  1. A grandson

Ancestry of “grandboy”, step by step

grandboy traces back through two separate lines of ancestry.

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;...

via English boy

StepLanguageWordMeaning
1EnglishboyA young male; A male child: a son of any age; A...
2Middle Englishboyeservant, commoner, knave, boy
3Old Englishbōiaboy
4Proto-Germanicbōjôyounger brother, young male relation
5Proto-Germanicbō-A stem meaning "father, brother, close male...
6Proto-Indo-Europeanbʰā-to say
Every word from Proto-Indo-European -osEvery word from Latin -orEvery word from Old French -ur