先さきっちょ

noun

tip; end; point

Colloquial, slightly childish or informal word for the very tip or end of something long and thin, like a pencil, finger, or stick. Often used in everyday speech.

• 鉛えん筆ぴつの先さきっちょが折おれちゃった。

  The tip of the pencil broke.

• 指ゆびの先さきっちょにトゲが刺ささった。

  I got a splinter in the tip of my finger.