"I'm delighted to see you" is an English equivalent of the Italian phrase Sono felice di vederti.
Specifically, the verb sono means "(I) am" in this context. The feminine/masculine adjective felice means "glad, happy." The preposition di means "of." The infinitive vedere* means "to see." The personal pronoun ti means "(informal singular) you."
The pronunciation is "SOH-noh feh-LEE-tcheh dee veh-DEHR-tee."
*The final vowel e drops when a personal pronoun is added to the end of the infinitive.
Così felice! in Italian is "So happy! in English.
sono felice di vederti
"I am happy!" in English is Sono felice! in Italian.
Felice di sentirti! in Italian means "Happy to hear from you!" in English.
"You are happy!" in English is Tu sei felice! in Italian.
"Happy home!" in English is Casa felice! in Italian.
"I am happy with you!" in English is Sono felice con te!in Italian.
Sei felice con me?
sono molto felice
Buon viaggio Viaggio felice
"I'm so glad!" in English is Sono così felice! in Italian.
"I'm happy for you" in English means Sono felice per tein Italian.