notadictionary.com
J'ai pris rendez-vous avec un nutritionniste... mais j'ai fait demi-tour.
→ “I made an appointment with a nutritionist... but I turned around.”
J'ai — I have → used here as the auxiliary for 'taken' (present perfect tense, 1st-person singular of avoir)
pris — taken → past participle of prendre (to take); here means 'made' in the context of making an appointment
rendez-vous — appointment → fixed expression meaning a scheduled meeting
avec — with → preposition indicating accompaniment or association
un nutritionniste — a nutritionist → professional who advises on diet and health
mais — but → coordinating conjunction introducing contrast
j'ai — I have → same structure as first entry; auxiliary verb for compound tense
fait — done/made → past participle of faire (to do/make); here part of idiom 'faire demi-tour'
demi-tour — half-turn → fixed expression meaning to turn back or reverse direction