presume

verb

1. With infinitive object: to be so presumptuous as (to do something) without proper authority or permission.“I wouldn't presume to tell him how to do his job.”
2. To perform, do (something) without authority; to lay claim to without permission.“Don't make the decision yourself and presume too much.”
3. To assume or suggest to be true (without proof); to take for granted, to suppose.“Dr. Livingstone, I presume?”
4. To be presumptuous; with on, upon, to take advantage (of), to take liberties (with).