Chapter Catch to Certainty of C by Soule's Synonymes

4. Actual, real, existing.

5. Settled, determinate, fixed, stated, constant.

6. Known but unnamed, sort or, some, indeterminate.

Certainty, n.

1. Surety, indubitableness, unquestionableness, inevitableness, inevitability.

2. Certitude, assuredness, assurance, absolute confidence, complete conviction, inability to doubt, certain knowledge.

3. Truth, fact, fixed fact, accomplished fact, thing beyond question.