noun
Refers to the physical tip of the tongue. Common in expressions like 舌先で舐める (lick with the tip of the tongue) or 舌先がしびれる (the tip of the tongue feels numb).
熱いスープで舌先をやけどした。
I burned the tip of my tongue on the hot soup.
彼は舌先で唇をなめた。
He licked his lips with the tip of his tongue.