Where does “great-grandma” come from?

great-grandma (English) comes from English grandma, 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 — Creates action nouns or result nouns from verbs;...

great-grandma (English): A great-grandmother

Definitions

  1. A great-grandmother

Ancestry of “great-grandma”, step by step

great-grandma traces back through two separate lines of ancestry.

via English grandma

StepLanguageWordMeaning
1Englishgrandmagrandmother
2EnglishgrandOf a large size or extent; great; Great in size,...
3Middle Englishgrand
4Anglo-NormangrauntLate Anglo-Norman spelling of grant
5Old Frenchgrantbig, large
6Old French-ur-er, used for form agent nouns
7Latin-orused to form a third-declension masculine...
8Proto-Italic-ōsCreates masculine action nouns or result nouns...
9Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
10Proto-Indo-European-oss
11Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English Great

StepLanguageWordMeaning
1EnglishGreatTaking much space; large
2Middle Englishgretegreat; massive; amazing
3Old Englishgrēatgreat, large; big, thick, coarse, massive
4Proto-West Germanicgraut
5Proto-Germanicgrautazcoarse, crude; big, large
6Proto-Indo-Europeanǵʰer-to yearn for; to enclose; bowels, intestines
Every word from Proto-Indo-European -os