a facial expression characteristic of a person laughing

the sound of laughing

Full of cheerfulness, liveliness, and good feelings, Marked by or offering fun, good feelings, and liveliness; festive, Laughingly gay; overflowing with good humor and good spirits; jovial; inclined to laughter or play; sportive, noun_ The wild cherry of England, Prunus avium

showing or feeling mirth or pleasure or happiness, verb_ Present participle of laugh, noun_ The action of the verb to laugh