Important Task
Great Duty, Important Role
noun
A big duty is a great duty. It can also be an important task. Think about some kind of big duty you have. Then, think about what an important task it is too. Feel proud of your important task.
This is a jukugo word, which usually means on'yomi readings from the kanji. Since 大 has two on'yomi readings, here's a mnemonic to help you remember which one to use:
You've been assigned the important task of taking care of the local tie yaks (たいやく). Where you're from, tie-wearing yaks are incredibly important, so don't take this great duty lightly!
大役をはたす
to accomplish an important task
大役をいただく
to be given an important task
大役をこなす
to carry out an important task
この学校の先生になることは、大役ですよ。
Being a teacher at this school is a great duty.
ドラマの大役になったおかげで、全国で人気になりました。
Thanks to getting a big role in the drama series, I became popular nationwide.
中東局でリーダーになるなんて、大役ですよ！
Being a leader at the Middle East bureau is an important role!