chaser

nouns

a person who is pursuing and trying to overtake or capture
"always before he had been able to outwit his pursuers"
chaser, pursuer
is derived from
chase
a drink to follow immediately after another drink
chaser
is derived from
chase
is a type of (narrower)
a single serving of a beverage
"I asked for a hot drink"; "likes a drink before dinner"
drink