important

Having a central place or role among other things.

• That is an important point.
• Cost was an important factor in our decision.
• She played an important role in the project.

Similar words: main, major, key, principal

Opposites: minor, secondary

Common phrases: important point, important factor

Something that matters a lot or can make a big difference.

• This is an important letter.
• Water is important for our health.
• Was the meeting important?

How to use it: important to someone (Your happiness is important to me.); important for someone to do something (It is important for children to sleep enough.)

Similar words: significant

Opposites: unimportant

Common phrases: important decision, important for someone, important to someone