helpful

Making something easier or better, or willing to support someone.

• Your advice was helpful.
• The shop staff were very helpful.
• Was the explanation helpful to you?

How to use it: helpful to someone (This guide is helpful to new students.); helpful in doing something (The map was helpful in finding the station.)

Similar words: useful, supportive

Opposites: unhelpful

Common phrases: helpful advice, helpful to someone, helpful staff