What are the opposite words for to a certain degree?

Antonyms for the phrase "to a certain degree" may include "completely," "entirely," "absolutely," and "wholly." These terms indicate a level of certainty that goes beyond the ambiguity implied by "to a certain degree." On the other hand, antonyms such as "barely," "slightly," and "hardly" imply a much lower level of certainty, indicating that the degree to which something is true or accurate may be questionable. When using antonyms, the context of the statement should be taken into account to ensure that the correct meaning is conveyed.