英和和英

of a person, to become mentally deranged

My head whirls.

I feel out of it.

My head throbs.

to be unable to think of anything

to rack one's brains―cudgel one's brains―worry （oneself）

I am confused.

My head throbs.

to scratch one's head―（恥じてなら）―hang one's head for shame

a muddled mind

go bats

I feel dizzy

I feel dizzy.

plunge headfirst

My head itches

to cut one's hair

to make a great effort of the mind in order to understand or find the answer to a difficult question

I'm a bit out of it.

to cut one's head

of a person's mind, to be favorably inclined towards something

to lower one's head

I am going to have my hair cut.

to cause trouble for someone

empty‐headed

an abnormal brain

to condemn one without a hearing

to break one's head

go gaga

of some idea, to appear for a moment in one's mind

a level head