To not show any interest in the other person even though you may be interested.
To play hard to get
to have a relationship with another person when you are married
to have an affair
A date arranged by a third person for two people who have not met
A blind date
To slowly learn about a person before getting into a serious relationship
To get to know someone
To have your date fail to appear at the appointed time or even to call to cancel the date
To be stood up
To date only one person
To be exclusive / To be monogamous
A date where two couples go out together
A double date
To accept someone's proposal of marriage
To get engaged
To end a relationship
to break up
To innocently like someone
To have a crush on someone
To tease another person with your body or by what you say
to flirt
To kiss passionately
to make out
To date someone for a while
To be seeing someone