socks
calzini
kal-TSEE-nee
'Un calzino' = a single sock (rarely used). 'Calze' are stockings or tights. 'Collant' are tights/pantyhose.
Metto i calzini caldi in inverno.
I wear warm socks in winter.
Non trovo mai i calzini in coppia!
I can never find matching socks!