tricky
Definitions
Requiring care, caution, or adroitness because of difficulty or complexity.
Prone to deceit or trickery; crafty or unreliable.
Examples
It can be tricky to explain complex scientific concepts to young children.
The final level of the video game was incredibly tricky and required multiple attempts to beat.
Synonyms
difficult complicated deceptive knotty challenging delicate crafty
Antonyms
simple straightforward easy honest clear uncomplicated obvious