(idiomatic) to get mad; to be highly offended; to get pissed off; to get angry; to lose one's cool

(idiomatic) insane, crazy, nuts, out of one's mind

Alternative form of 頭がおかしい

iridescent; having different colours when the angle of view or illumination changes / ambiguous or vague; using weasel words

(slang) a forgetful person

a head as hard as a stone / stubbornness and inflexibility / an inflexible person

お玉杓子, 御玉杓子: a tadpole

a ladle (deep-bowled spoon with a long, usually curved, handle) / (music, rare) a musical note / a tadpole (toad or frog larva)

piece of jade used in ancient China

pearl, gem, jewel