Where does “coyishness” come from?

coyishness (English) comes from English coyish, from English coy, from Middle English coy, from Old French coi, from Old French quei, from Latin quiētus, from Latin quiēscō, from Latin quiēs — to rest; rest, peace.

coyishness (English): The quality of being coyish

Definitions

  1. The quality of being coyish

Ancestry of “coyishness”, step by step

coyishness traces back through two separate lines of ancestry.

via English coyish

StepLanguageWordMeaning
1EnglishcoyishSomewhat coy
2EnglishcoyBashful, shy, retiring; Quiet, reserved, modest;...
3Middle Englishcoy
4Old Frenchcoi
5Old Frenchqueiquiet, still
6Latinquiētusat rest/nap, quiet, keeping quiet, quietude, quietness
7Latinquiēscōto rest, sleep, repose
8Latinquiēsthe rest of sleep, repose
9Proto-Italickʷiētis
10Proto-Indo-Europeankʷyéh₁tis
11Proto-Indo-Europeankʷyeh₁-to rest; rest, peace

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 kʷyeh₁-Every word from Proto-Indo-European kʷyéh₁tisEvery word from Proto-Italic kʷiētis