Against whom do you pretend this supposed false witness was/wasn't aimed?
a specific person? a group in general? to be found guilty in a court of law?
I really don't think you know what false witness is meant to guard against.
You heard it somewhere, and apply it here... but why? is my question to you.
Exodus 20:16 Thou shalt not bear false witness against thy neighbour.
Matthew 19:18 Jesus said, Thou shalt do no murder, Thou shalt not commit adultery, Thou shalt not steal, Thou shalt not bear false witness,
pseudomartureo = from pseudomartur; to be an untrue testifier, i.e. offer falsehood in evidence:--be a false witness.
"A false witness could lie under oath during judicial proceedings in order to establish guilt in a criminal case, or fault in a civil case. Since judgment based on false testimony could destroy the ..."
https://www1.cbn.com/questions/bear-false-witness
Now, let me assure you, that never once has anyone come to my door and asked me what I think happened, at an event I never attended, in order to ask me to come to court and provide my... somewhat flawed witness... so that the perp could be tossed into jail where he would be made to pay every last year he owes to humanity at large. It might have happened to you, though. (shrug)