"Absitively posolutely" is a colloquialism used to express strong affirmation. However, there are several synonyms that can be used in place of this phrase. Words such as "absolutely," "certainly," "definitely," and "positively" can be used to convey the same level of conviction. "Without a doubt," "unequivocally," and "indisputably" are also suitable options. "Unquestionably" and "undeniably" are words that are more formal but carry the same meaning. In any circumstance, these synonyms can serve as replacements for "absitively posolutely," allowing a speaker to express their confidence and assurance using different words.