cynic
🇺🇸
/ˈsɪnɪk/
🇬🇧
/ˈsɪnɪk/
A person who thinks people only do things to help themselves and not for good reasons.
Don't be such a cynic; not everyone is out to get something from you.
A person who doesn't believe that something good will happen or that something is important.
Cynics might say that there's no chance of success, but I believe we can do it.