だろう
I think; it seems; probably; right?
JLPT
N4
結構
V・A・Na・N + だろう
意義
This structure is used to express subjective speculation based on the speaker's intuition, often with a lowering of tone at the end of the sentence. Compared to 「かもしれない」, this construction indicates a higher level of certainty from the speaker. 「でしょう」is a more formal version of 「だろう」.
明日
ashita
は
ha
雨
ame
が
ga
降
fu
るだろう
rudarou
。
.
It will rain tomorrow.
彼女
kanojo
は
ha
今晩
konban
の
no
パーティー
paateii
に
ni
来
ko
ないだろう
naidarou
。
.
She won't come to the party tonight.
この
kono
靴
kutsu
は
ha
丈夫
joubu
だろう
darou
。
.
These shoes will be durable.
