Tongue
noun
The kanji and the word are exactly the same. That means they share meanings as well.
Uses the same reading that you learned with the kanji. Go ahead and use your tongue and say the reading out loud... "した."
舌をヤケドしちゃったんです。
I burned my tongue.
舌のしびれはもう取れましたか？
Is the numbness in your tongue gone yet?
その生徒は、先生に向かって舌打ちをしました。
That pupil clicked their tongue at the teacher.