The story
- Old French · derived fromtroble
- Middle English · inherited fromtrouble
- Latin · derived fromturbula“disorderly group, a little crowd or people”
- Vulgar Latin · derived from*turbulō
- Old French · derived fromtroubler
- Middle English · inherited fromtroublen
- English todaytrouble
Verb is from Middle English troublen, trouble, borrowed from Old French troubler, trobler, trubler, metathetic variants of tourbler, torbler, turbler, from Vulgar Latin *turbulō, from Latin turbula (“disorderly group, a little crowd or people”), diminutive of turba (“stir; crowd”). The noun is from Middle English trouble, troble, from Old French troble, from the verb.
Etymology from Wiktionary, CC BY-SA 4.0.