notadictionary.com
les gens qui rajoutent leur grincelles dans les histoires qui les concernent pas ça me rends ouf
→ “People who add their little bits of gossip to stories that don't concern them, it makes me crazy!”
les gens — people
qui — who (relative pronoun)
rajoutent — add (present tense, 3rd-person plural of rajouter)
leur — their
grincelles — little bits of gossip / chatter
dans — in
les histoires — stories
qui — which/that (relative pronoun)
les concernent — concern (present tense, 3rd-person plural of concernir)
pas — not
ça — this/it (demonstrative pronoun)
me — me (object pronoun)
rends — makes (present tense, 2nd-person singular or formal 'vous' of rendre)
ouf — crazy / insane (slang)