not confident

obtain or get (something) quickly or opportunistically.

weak,not strong, brave, or confident

cause physical injury to

having or showing strong emotion

using or involving physical force intended to hurt, damage, or kill someone or something.

possession of a strong desire to be more successful than others

to become unexpectedly involved in an unpleasant or annoying situation.

Type, a sort or kind of person or thing, genre

have got to