noun
Common loanword for socks, used in everyday contexts. Often refers to athletic or casual socks rather than formal dress socks.
新しいソックスを買った。
I bought new socks.
運動するときは厚手のソックスを履く。
I wear thick socks when exercising.
靴下 is the native Japanese word for socks and is more general, while ソックス is a loanword often used for casual or sports socks.
Loanword from English 'socks'.