英和和英

of laughing, in a silly manner

laugh out

emotional activity caused by object (derision; laugh at, ridicule, sneer, mock etc.)

to laugh at someone

the act of smiling

to laugh foolishly

to laugh loudly―roar with laughter

in fits of laughter

laugh outright

give a giggle

go into fits of laughter

to roar with laughter

to laugh to oneself

to force a laugh

It is simply ridiculous

an emotional condition characterized by smiling

cannot repress laughter

giggling

Let's smile.

smile brightly

to make fun of

to make someone smile

to smile

burst into laughter

to show a faint smile

laugh uproariously

to be about to laugh

to laugh a little

howl with laughter

a horse-laugh