Flounder

The interviewee flounders before the board members even though his preparation has been pretty good.

She has the wish of rearing a budgerigar for a long time. 

I don't fear a spider because I have seen a lot of arachnids in my life. 

To grow up the commensalism, the two friends decided a family dinner.

Don't go to a discotheque at this late hour of the night.

She is planning to kill her husband by hitting his head with the butt of her knife.

He has kept her on a higher echelon in his life.

He works as a purveyor of prostitutes in the hotel. 

We have decided to conduct a researh on the disabled people from ethnographic perspective.

The arachnids lead an inviable life.