Daily Vocabulary(2022/03/25）

28411.For good(永久に・これから先ずっと）permanently
That shop is not temporarily closed. They're closed for good. 
28412.Good (有効な ）
When is your commuter pass good until?

28413.a good (少なくとも〜）to happen or develop in a particular way
It takes me a good 20 minutes to fall asleep. 

28414.a good amount of(かなりの〜）

A good amount of my salary goes to rent. 
28415.off the cuff(即席で / 即興の / ぶっつけ本番の）an off-the-cuff remark, reply etc is one that you make without thinking about it first SYN spontaneous
It was a lot of fun but my boss made me do a speech and I had to do it off the cuff.