What does its etymology matter? It means nothing to a British person. I’d literally never heard the word before. Maybe that’s just me? I guessed what it was from the context but did a google search to make sure.
Watchtower have highlighted once again that while they can translate their message into a thousand obscure languages, including creoles, for some reason accommodating British English is either not worth the bother or is beyond them.
Another nontrivial example is the fact that “college” was denounced for English speaking JWs on both sides of the Atlantic despite the term having a somewhat different meaning in the UK compared with the US. Little effort was made from the Watchtower, local elders were left to make sense and mop up the confusion locally.