Where does “killjoy” come from?

killjoy (English) comes from English joy, from French joie, from English Joy, from Middle English joye, from Old French joie, from Latin gaudia, from Latin gaudium, from Latin -ium — Creates adjectives from noun or verb stems.

killjoy (English): A person who is anti-fun, or prevents others from...

Definitions

  1. A person who is anti-fun, or prevents others from...

Ancestry of “killjoy”, step by step

killjoy traces back through two separate lines of ancestry.

via English joy

StepLanguageWordMeaning
1EnglishjoyA feeling of extreme happiness or cheerfulness,...
2Frenchjoiejoy
3EnglishJoyA feeling of extreme happiness or cheerfulness, especially related to the acquisition or expectation of something good
4Middle Englishjoyejoy; elation; gaiety
5Old Frenchjoiejoy; Alternative form of jouel
6Latingaudianominative plural of gaudium; accusative plural...
7Latingaudiumjoy, delight
8Latin-iumSuffix used to form abstract nouns, sometimes...
9Latin-iusforming adjectives from nouns; nominative neuter...
10Proto-Italic-jōsForms comparative adjectives
11Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English kill

StepLanguageWordMeaning
1EnglishkillTo put to death; to extinguish the life of; To...
2Middle Englishkillen
3Old Englishcwellanto kill; to slay
4Proto-West Germanickwalljanto make suffer, to hurt
5Proto-Germanickwaljanąto make suffer, to hurt
6Proto-Germanic-janąDerives denominatives from nouns and factitives...
7Proto-Indo-European-yétiCreates intransitive, often deponent,...
8Proto-Indo-Europeanyé-
9Chichewaiyehe, she

Words derived from “killjoy

Every word from Proto-Indo-European -yós