Colloquial word for the very tip or end of something, often with a casual, diminutive feel. Used for physical objects like a pencil tip, finger, or branch end.
See also: 先
The tip of the pencil broke.
The tips of my fingers are cold.
Kana spelling is common in casual writing.
Formed from 先 (さき, tip) + the colloquial diminutive suffix っぽ, which adds a casual, slightly childish or intimate nuance.