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

(dance) choreographer

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

to find fault

掛け算: (arithmetic) multiplication

The chestnut or burr rose: a species of rose native to east Asia, Rosa roxburghii. Member of sub-genus Platyrhodon.

the Thirty-Six Stratagems

crowded; to crowd

kill two birds with one stone, do one task and finish two or more goals (literally, “one stone, two birds”)

an elbow bone; an ulna