
Risible
Exaggeratedly Funny
Use 'risible' when something is so absurd it goes beyond usual amusement to provoke hearty laughter. 
Negative Connotation
'Risible' often implies ridicule; it's not just funny, but deserving of mockery. 
Irony Usage
Use 'risible' to describe a situation that's ironically amusing, where laughter stems from disbelief or sarcasm. 