-verb (used without object)
1. to act in a particular way; conduct or comport oneself or itself.
2. to act properly.
3. to act or react under given circumstances.
–verb (used with object)
4. to conduct or comport (oneself) in a proper manner.
She was told to behave.
“Already doing so!” was her claim (the cheeky monkey).
It turned out she was too.