probly
Example:
Maxine: Are you going to watch that movie with us?
Craig: I don't know...I want to...probly.
Maxine: You mean probably?
Craig: Wait, what?
Maxine: Huh?
Craig: ...
Maxine: Are you going to watch that movie with us?
Craig: I don't know...I want to...probly.
Maxine: You mean probably?
Craig: Wait, what?
Maxine: Huh?
Craig: ...