Suffixes

They or it could harm you. (danger)

A disease of the mind or body (ill)

An event in which people try to win something by being the best, fastest, etc. (compete)

The state or being boring, stupid, or for objects, not sharp (dull)

The product of finding something or someone for the first time. (discover)

The quality the air has when it is very moist (humid)

Relating to music.

The quality of being without light (dark)

The feeling of being happy.

Asking whether you would like to do a particular thing or go to a particular event or place. (invite)

Costing a lot of money. (expense)

Protection of a person, building, organization, or country against threats such as crime or attacks by foreign countries (secure)

The act of putting time, money, and effort into something to make a profit. (invest)

A small change (adjust)

The association of two or more people. (partner)

Having a good result (success)

Something that can be changed back to what it was (reverse)