Falsification: systematic attempt to determine falsehood.
1. Unfalsifiable = not possible to falsify
2. Falsifiable = possible to falsify
3. Falsify = present: try to make falsified
4. Falsify = future: may succeed in falsifying
5. Falsified = successfully falsified.
So yes, 3/4 are confusing.
Ideas are produced by Free Association
Explanation, is Produced by Justification
Due Diligence is produced by falsificationism
Truthfulness is produced by adversarialism