さとい

i-adjective

clever; smart; sharp-witted

Describes a person who is mentally quick, perceptive, and able to understand things easily. Often used for children or people who catch on fast.

• 彼かれはさといから、すぐにコツをつかんだ。

  He's clever, so he picked up the knack right away.

• あの子こはさといので、一いち度ど教おしえたらもうできる。

  That child is sharp, so once you teach them, they can already do it.

i-adjective

sharp (senses); sensitive; discerning

Used for acute senses or keen perception, such as sharp ears or a discerning eye. Often appears in phrases like 耳がさとい (sharp-eared).

• 彼かの女じょは耳みみがさといから、小ちいさな物もの音おとも聞きき逃のがさない。

  She has sharp ears, so she doesn't miss even small sounds.

• さとい読どく者しゃは、作さく者しゃの意い図とを見み抜ぬくだろう。

  A discerning reader will see through the author's intention.