椅子 (isu) means “chair” | MotiTan Japanese Dictionary

More examples

妹は椅子を運びます。imōto wa i su o hako bi ma su

My younger sister carries a chair.

この椅子は少し高いので、子どもには使いにくいです。ko no i su wa suko shi taka i no de ko do mo ni wa tsuka i ni ku i de su

This chair is a little high, so it is difficult for children to use.

Names a separate piece of furniture that supports a person in a seated position, usually with a back and legs.

腰掛けkoshikake: A simple seat or piece of furniture used for sitting.
スツールsutsūru: A seat for one person that usually has no back or arms.

人が腰を下ろして座るために使う家具。hito ga koshi o o ro shi te suwa ru ta me ni tsuka u ka gu

The Sino-Japanese noun 椅子 (isu, "chair") is borrowed from Chinese, where 椅 (yǐ, "chair") combines with 子 (zi, a noun suffix).

The word 椅子 (isu) often appears alongside 机 (tsukue) in descriptions of classrooms, making a chair and a desk a useful everyday pair for beginners.