toes; tips of the toes; toe (of footwear)
Refers to the toes themselves, the tips of the toes, or the toe area of shoes, socks, etc. Often used in phrases like つま先立ち (standing on tiptoe).
I stood on my tiptoes and reached something high up.
この靴はつま先がきつい。
These shoes are tight in the toe.
In winter, my toes get so cold I can't sleep.
In ballet, it's important to point your toes.
He gave the ball a light kick with the tip of his foot.