Where does “nósúlacht” come from?

nósúlacht (Irish) comes from Irish nósúil, from Irish -úil, from Middle Irish -amail, from Old Irish -amail, from Old Irish amail, from Old Irish samail, from Proto-Celtic samalis, from Proto-Indo-European sem- — together, one.

nósúlacht (Irish): customariness, formality, politeness;...

Definitions

  1. customariness, formality, politeness;...

Ancestry of “nósúlacht”, step by step

StepLanguageWordMeaning
1Irishnósúilcustomary; formal, conventional; polite
2Irish-úilUsed to form many adjective forms from nouns in...
3Middle Irish-amail-like
4Old Irish-amail-like
5Old IrishamailAlternative form of amal; like, as
6Old Irishsamailverbal noun of samlaidir; likeness, similarity;...
7Proto-Celticsamalissimilitude, description
8Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European sem-Every word from Irish -úilEvery word from Proto-Celtic samalis