Bad
Awful, disgusting, horrible, terrible, annoying
Sad
Depressed, blue, unhappy, gloomy, miserable
Maybe
Perhaps, apparently, probably, possibly, I guess
Busy
Occupied, overloaded, swamped
Angry
Furious, frustrated, irritated, grumpy, mad
Very tired
Exhausted, drained, overworked, fatigued, collapsing
Happy
Glad, delighted, thrilled, pleased, content
Good
Excellent, perfect, nice, exceptional, decent