What are the opposite words for conclusion?

Antonyms for the word "conclusion" can refer to various states of things such as starting points, uncertainties, and open-endedness. Some of the antonyms for conclusion include commencement, initiation, beginning, opening, introduction, prologue, preface, and inception. These words refer to the beginning of a process or an activity which would not have an end at this point. On the other hand, other antonyms for the word "conclusion" can refer to states of things that are uncertain, ambiguous, indecisive or in progress. These words include suspension, delay, postponement, indecision, mistrust, hesitation, and uncertainty. Therefore, depending on the context, the antonyms for the word "conclusion" can convey a variety of meanings, including ambiguity and uncertainty, as opposed to a definite end.