to control

flat (adjective)

atomic nucleus / (algebra) kernel / (astronomy) core, nucleus / cell nucleus

(chiefly women's speech) first person singular pronoun: I, me

(anatomy) the brain / (by extension, figuratively) one's brains, one's mental functioning

(archaic, anatomy) the brain / (archaic, by extension) the head

brain; brains / mind; intellect; understanding

bitter almond oil

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness