Undoubtedly, demonstrably.
With the potential for certification.
To a great extent.
Genuinely
Certainly.
Modifies a verb, indicating a lack of certainty: it may be (that)...
Perhaps that is true (expressing no commitment to a decision or a neutral viewpoint to a statement).
A future event that may or may not happen.
An answer that shows neither agreement nor disagreement.
Something that is possibly true.
Possible; uncertain.