The kanji 舌舌 primarily represents the "tongue". It refers to the muscular organ in the mouth used for tasting, speaking, and swallowing. The core meaning revolves around this physical organ and its functions.

・On-yomi (音読み): ゼツ (zetsu) ・Kun-yomi (訓読み): した (shita)

⚫︎ 舌 (shita) Translation: Tongue ⚫︎ 舌足らず (shita-tarazu) Translation: A person who has a speech impediment; one who lisps; a person with an unclear way of speaking. ⚫︎ 毒舌 (dokuzetsu) Translation: Venomous tongue; sharp tongue; caustic remarks; sarcastic comments.

The kanji 舌舌 is a pictograph. It depicts the shape of a tongue, showing its general form. The original shape of the kanji was a more literal representation of the tongue's appearance, which has evolved into its current form over time.