it's not important; it's nothing; never mind; to have nothing to do; to be free[cedict]
吃
chīㄔ
jíㄐㄧˊ
to eat; to have one's meal; to eradicate; to destroy; to absorb; to suffer; to exhaust[cedict]
stammer[cedict]
过
guòㄍㄨㄛˋ
(experienced action marker); to cross; to go over; to pass (time); to celebrate (a holiday); to live; to get along; excessively; too-; surname Guo[cedict]