The answer is the same four-leter word with two meanings:
Sweeper [????] Yellow shrub
Coach [????] Retinue
Exposed [????] Colourless
Hope I've explained this clearly enough. Any help gratefully received.
You've got exactly the same answers as I did - until I read the instructions about four-letter words. I'm stumped. Nude is a possibility, thanks Piggling
That had crossed my mind boxtops, but I think even I wouldn't be that careless. The broom one fits so nicely. I had "start" for initiate and shock and was able to come up with jolt. Just wondered if you clever people might do the same with the others.