Academic IELTS (Band 5 and Below) - Adverbs of Certainty

in a manner showing absolute confidence in the statement

used to show uncertainty or hesitation

in a manner expressing the capability or likelihood of something happening or developing in the future

having a low chance of happening or being true

in a certain way

in an assured manner, leaving no room for doubt

without any uncertainty

used to express that something might happen or be true

used to show likelihood or possibility without absolute certainty

used to express possibility or likelihood of something

used to suggest that there is a strong chance of something happening

used to say that there is no doubt something is true or is the case