being high-speed

knee socks, knee highs (a sock that reaches almost up to the knee)

a high card

high-resolution, high definition

(mahjong) short hand (illegal hand containing too few tiles)

high heels

気を付ける: to be careful, to watch out; to take care

to light a fire / to set on fire; to ignite; to set fire to / (figuratively) to spark; to ignite (excitement, debate, controversy, etc.)

Misspelling of きをつけて. Since o is written as を when used as a particle.

to find fault