Mail is the service by which letters and packages are sent from place to place.

Ball is a large formal occasion where people dance.

Dress up means to wear formal clothes for special occasion.

Invitation is a spoken or written request for someone to be present.

Gown is a woman's dress, usually worn on formal occasion.

Embarrassed means feeling ashamed or shy.

Ballroom is a large room used for dancing and other activities.

Fruit punch is a sweet drink made with fruit juice and water or soda water.