Where does “unfilialness” come from?

unfilialness (English) comes from English unfilial, from English filial, from Middle English filial, from Latin filialis, from Latin filia, from Latin filius, from Old Latin filios, from Proto-Italic feiljos — to suckle, nurse.

unfilialness (English): Quality of being unfilial

Definitions

  1. Quality of being unfilial

Ancestry of “unfilialness”, step by step

unfilialness traces back through two separate lines of ancestry.

via English unfilial

StepLanguageWordMeaning
1EnglishunfilialNot befitting or proper for a son
2EnglishfilialPertaining to or befitting a son or daughter;...
3Middle Englishfilial
4LatinfilialisFilial; of or pertaining to a son or daughter
5Latinfiliadaughter; any female offspring
6Latinfiliusa son; any male descendant; children
7Old Latinfiliosson; accusative plural of fīlius
8Proto-Italicfeiljosson
9Proto-Indo-Europeandʰeh₁yliossucker
10Proto-Indo-Europeandʰeh₁(y)-to suckle, nurse

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 dʰeh₁(y)-Every word from Proto-Indo-European dʰeh₁yliosEvery word from Proto-Italic feiljos