Where does “cluefulness” come from?

cluefulness (English) comes from English clueful, from English clue, from English clew, from Middle English clew, from Old English clēowen, from Proto-Germanic kliuwiną, from Proto-Indo-European glew-, from Proto-Indo-European ǵel- — to swallow; swallow.

cluefulness (English): The state of being clueful, knowledgeable

Definitions

  1. The state of being clueful, knowledgeable

Ancestry of “cluefulness”, step by step

cluefulness traces back through two separate lines of ancestry.

via English clueful

StepLanguageWordMeaning
1EnglishcluefulKnowledgeable and well-informed
2EnglishclueA strand of yarn etc. as used to guide one...
3EnglishclewA roughly spherical mass or body; A ball of...
4Middle EnglishclewAlternative form of clewe
5Old Englishclēowen
6Proto-Germanickliuwiną
7Proto-Indo-Europeanglew-Alternative form of *gley-; to amass,...
8Proto-Indo-Europeanǵel-to swallow; swallow

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 ǵel-Every word from Proto-Indo-European glew-Every word from Proto-Germanic kliuwiną