Where does “pigginess” come from?

pigginess (English) comes from English piggy, from English pig, from Middle English pigge, from Old English picga, from Proto-West Germanic piggō — pig.

pigginess (English): The quality of being piggy

Definitions

  1. The quality of being piggy

Ancestry of “pigginess”, step by step

pigginess traces back through two separate lines of ancestry.

via English piggy

StepLanguageWordMeaning
1EnglishpiggyA pig; A guinea pig; A toe
2EnglishpigAny of several intelligent mammalian species of...
3Middle EnglishpiggeA piglet or young pig; A pig irrespective of age;...
4Old Englishpicgaa young pig; piglet
5Proto-West Germanicpiggōpig

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-West Germanic piggōEvery word from Old English picgaEvery word from Middle English pigge