Words that come from Proto-Indo-European “kob-”
67 words across 17 languages descend from Proto-Indo-European kob- — including happy, happen, happiness, happening, unhappy, happier, happiest, unhappiness.
See the etymology of kob- itself →
English (36)
- happy
- happen
- happiness
- happening
- unhappy
- happier
- happiest
- unhappiness
- unhappily
- hapless
- haphazard
- mishap
- hap
- haphazardly
- happeneth
- haplessly
- haphazardness
- haplessness
- happify
- unhappen
- nonhappening
- happenest
- overhappy
- haphazardous
- unhappied
- happyish
- haphazardry
- nonhappy
- rehappen
- semihappy
- happener
- haphazardously
- behap
- hapful
- mishappiness
- happenable