This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
It is difficult for an amateur to judge whether a mushroom is edible or poisonous.
We often say that we shouldn't judge people by their appearance, but do you think it's really true?
Judging from what I've heard so far, the best seems to have been saved for last.
My mother always told me not to judge people by their appearance, but she divorced my father just because he went bald.