KanjiJLPT N1
Tongue

tongue, reed, clapper

Mnemonic

Imagine a tongue that has licked a thousand lollipops. Your mouth is exhausted, sticky, and rainbow-colored. But the tongue keeps going—unstoppable, wagging and tasting everything in sight, craving lollipop one thousand and one!
Additional thoughts
Picture the kanji: thousand (千) sits on top of mouth (口), like a tongue poking up out of the mouth after a thousand licks. The vertical stroke of thousand is the tongue itself stretching upward.
Quick recall
A Tongue licks a thousand treats inside one tired mouth.

Details

The keyword for 舌 is tongue. This kanji represents the physical organ inside the mouth used for tasting, eating, and speaking. By extension, it can also refer to the concept of speech or eloquence, since the tongue is the primary instrument of verbal expression. It carries associations with both the literal body part and the figurative power of language.
On'yomi
ぜつ
Kun'yomi
した

Used in vocab