"Jolly cruel" is an oxymoron, a figure of speech that combines contradictory terms. "Jolly" typically means cheerful or happy, while "cruel" implies a lack of empathy or kindness. When used together, "jolly cruel" could suggest a situation or behavior that is unexpectedly harsh or unkind despite outward appearances of cheerfulness.
jolly means to be full of joy: happiness
Jolly means noisily happy.
Jolly means happy and cheerful
Jolly us now means cheer us up.
Mean and attacking. Ferocious is savagely fierce, cruel, or violent.
MEAN
It means "how can you be so cruel".
"Bonne nuit monde cruel" means "good night, cruel world" in English.
Mean
harsh and cruel
A useful young man
you are mean to me = Eres cruel conmigo.