The term "in conclusivenesses" refers to the lack of a definite conclusion, leaving room for uncertainty or ambiguity. Antonyms for this term include words such as decisiveness, certainty, and resolution. Decisiveness refers to the ability to make clear and definite decisions without hesitation, while certainty denotes the absence of doubts or distrust. Resolution, on the other hand, pertains to the act of finding an answer, solution, or decision to a problem or issue. Overall, these antonyms signify a clear and defined end to a matter, standing in stark contrast to the uncertain and open-ended nature of "in conclusivenesses".