42 synonyms for decision such as doggedness, adjudgement, decisiveness, and determination. Decision is a noun, and its antonyms are choice and indecision.
Adjudgement, adjudication, arbitrament, arbitration, choice, commitment, conclusion, decree, determination, finding, findings, injunction, judgement, option, order, pronouncement, recommendation, resolution, resolve, results, rule, ruling, selection, sentence, settlement, and verdict.
Decisiveness, determination, doggedness, firmness, firmness of purpose, fixity of purpose, purpose, purposefulness, resoluteness, resolution, resolve, single-mindedness, strength of mind, strength of will, and strong-mindedness.