You make me feel like part of the family already.
mi FA-te sen-TI-re GIÀ PAR-te del-la fa-MI-glia — stress on 'fa-', 'ti-', 'già', 'par-', 'mi-'. Warm and genuinely moved.
Said during or after a warm family gathering — expressing how naturally you fit and how welcomed you feel.
'Mi fate sentire' = you make me feel (causative: fare + infinitive). 'Già' = already — the adverb of immediacy is key: feeling like family on the first or second visit. 'Parte della famiglia' = part of the family. This phrase is one of the most meaningful things you can say to an Italian family.
Non mi sono mai sentito/a così accolto/a da persone che non conoscevo.
I've never felt so welcomed by people I didn't know.
Past perfect — heightens the contrast between before and after
È raro trovare una famiglia così aperta e calorosa.
It's rare to find such an open and warm family.
'Calorosa' = warm — specifically Italian warmth
Stare con voi mi fa capire cosa intende quando parla della sua famiglia.
Being with you helps me understand what he/she means when he/she talks about the family.
Connects the family visit to your partner's stories — very personal
'Sei dei nostri' (you're one of us) and 'sei di famiglia' (you're family) are among the most powerful expressions of Italian acceptance. Italian families do not half-welcome — once you are in, you are fully in. Expressing how naturally you have been absorbed into the family honours their generosity and openness.