Re "katana" et al.
Thanks to all for your replies, helpful in a negative way ;-)
Plan C: perhaps the Port/Span. borrowed (native) Jap. katana, then
transplanted it to eastern Indonesia. However, it is odd that the word is
not found in my Malay or Indonesian dictionaries (quite exhaustive)-- as
almost all Port/Span. loans were spread via Malay. But it's not im