24816.incubation(抱卵、孵化(ふか)、潜伏、潜伏期）medical if a disease incubates, or if you incubate it, it develops in your body until you show physical signs of it
Hepatitis has a long incubation period.
24817.astronomical (数字が莫大な）informal astronomical prices, costs etc are extremely high
It’s going to be astronomical.
24818.horrendous(すごく） frightening and terrible SYN horrific
The traffic was horrendous this morning.
24819.you have one's word(約束する、誓約する、誓う）
You have my word that this will never happen.
24820.awfully(物凄く）very
I’m awfully sorry for slow service. Unfortunately we are short-staffed this morning.
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