nabubka - Nabubka is when you had the goods but you didn't use them an

Nabubka is when you had the goods but you didn't use them and now you're stuck with the bad stuff.

I had the best evidence but I didn't show it and now I'm stuck with the weak one.

She had the best advice but she didn't give it and now she's stuck with the dumb one.

He had the best strategy but he didn't use it and now he's stuck with the loser one.