dare

1 dare /ˈdeɚ/ verb
dares; dared; daring
1 dare
/ˈdeɚ/
verb
dares; dared; daring
Britannica Dictionary definition of DARE
1 
[no object] : to have enough courage or confidence to do something : to not be too afraid to do something
— often followed by to + verb
— often followed by an infinitive verb without to
2 
[+ object] : to do (something that is difficult or that people are usually afraid to do)
3 
[+ object] : to tell (someone) to do something especially as a way of showing courage

don't you dare

— used in speech to forcefully tell someone not to do something

how dare you

— used in speech to show that you are angry about what someone has done or said

I dare say

somewhat formal + old-fashioned or chiefly British I daresay
— used when you are stating your opinion about something
2 dare /ˈdeɚ/ noun
plural dares
2 dare
/ˈdeɚ/
noun
plural dares
Britannica Dictionary definition of DARE
[count]
: the act of telling someone to do something as a way of showing courage — usually singular