過誤 is read as かご (kago) and means mistake.
かご
kago
かごしゅ
hamartoma
だいいっしゅのかご
type I error
だいにしゅのかご
type II error
いりょうかご
medical malpractice
かはんすう
majority
かこ
one's past (that one would prefer remained secret)
すぎ
past
かてい
process
かしつ
fault
かろう
overwork
あやまち
かとき
transition period