Where does “unloveableness” come from?

unloveableness (English) comes from English unloveable, from English loveable, from English lovable, from Middle English lovable, from Middle English loven, from Old English lofian, from Proto-Germanic *lobōn, from Proto-Germanic lubōną — to sound, resound, sing out; to leave.

Ancestry of “unloveableness”, step by step

unloveableness traces back through two separate lines of ancestry.

via English unloveable

StepLanguageWordMeaning
1EnglishunloveableAlternative spelling of unlovable
2EnglishloveableAlternative form of lovable
3EnglishlovableInspiring or deserving love or affection
4Middle Englishlovablelovable deserving love
5Middle Englishlovento love
6Old Englishlofianto praise; exalt; to appraise; value; put a price...
7Proto-Germanic*lobōn
8Proto-Germaniclubōnąto praise
9Proto-Indo-Europeanlewbʰ-to desire, covet, want; to admire, praise; to...
10Proto-Indo-Europeanlēw-to sound, resound, sing out; to leave

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-Indo-European lēw-