a clever or specialized way of doing something; the secret to success or efficiency

an ingenious method, know-how, or a special trick for doing something efficiently

completely ignorant of a subject or skill; lacking any knowledge of something; it's all Greek to one

to start to understand things properly or become intellectually and socially aware

to be infatuated or deluded to the point of losing one's judgment or sense of reality

the seven apertures of the human head: 2 eyes, 2 ears, 2 nostrils, 1 mouth

to be extremely angry; to seethe with rage (literally: spouting smoke through the seven orifices)

the metaphorical seat of thought and reason, often used in the context of being clouded or obscured

blinded by greed; mad about money

a trick, ingenious method, or practical know-how for solving a problem or performing a task

nine orifices of the human body (eyes, nostrils, ears, mouth, urethra, anus)

an out-of-body experience; astral projection

unable to understand a concept or grasp the point; slow-witted or mentally stuck