Meaning: difficult to deal with or achieve, especially in a way that forces you to prove your skill or determination to succeed
challenging
Meaning: enjoyment, amusement, or light-hearted pleasure
fun
Meaning: worth the time, money, or effort spent; of value or importance
worthwhile
Meaning: not staying the same
varied
Meaning: ordinary and not special or unusual
routine
Meaning: not interesting; tedious.
dull
Meaning: providing satisfaction; gratifying
rewarding
Meaning: needing a lot of time, attention, or energy
demanding
Meaning: causing or resulting in a feeling of miserable dejection
depressing
Meaning: attractive in an exciting and special way
glamorous
Meaning: makes you feel worried
stressful
