Make up the words using the set of letters and fill

Make up the words using the set of letters and fill them in the suitable gaps. Each word is to consist of four letters. You may use one and the same letter twice in a word.
K E S C A
1) The job was a piece of ____; no wondeer they copied with it in no time.
2) - How's Mike? - Oh, he's looking for a new job, as he got the ____ the other day.
3) Now there are a nibmer of suck items on sale, but as it is sometimes the ____, nobody wants them.
4) The athlete took his last attempt just for the ____ of principle.
5) Jane definitely felt ill at ____ in the company of strangers.