heartfelt
US /ˈhɑːrt.felt/
UK /ˈhɑːrt.felt/

1.
sincero, sentito
deeply and sincerely felt or expressed
:
•
She offered her heartfelt condolences to the grieving family.
Ha offerto le sue condoglianze sincere alla famiglia in lutto.
•
His speech was a heartfelt plea for peace.
Il suo discorso è stato un appello sincero per la pace.