limited

public transport consisting of a fast train or bus that makes only a few scheduled stops; "he caught the express to New York"

small in range or scope; "limited war"; "a limited success"; "a limited circle of friends"

subject to limits or subjected to limits

including only a part

mediocre

not excessive

having a specific function or scope; "a special (or specific) role in the mission"

not unlimited; "a limited list of choices"