Probably

usgb/ˈprɑːbəbli/Volume
Left Definition 1 of 1Right
LampPro Tip 1/3
Uncertainty LevelPlay
Indicates something is quite likely but not certain, there's always some doubt. SlideShe's probably at work now, but I'm not 100% sure.
LampPro Tip 2/3
Informal TonePlay
Frequently used in casual conversations rather than formal writing or speeches. SlideWe're probably going to the movies tonight.
LampPro Tip 3/3
Prediction SoftenerPlay
Softens predictions, making them sound less assertive and more polite. SlideIt will probably rain tomorrow, you might want to bring an umbrella.