Word derivation for "ax" :
Basque = aizkora, Finnish = kirves
Miresua = askire
I found the plural of ax, axes, once in Alice's Adventures in Wonderland.
"...You see the earth takes twenty-four hours to turn round on its axis--"
"Talking of axes," said the Duchess, "chop off her head!"
Alice glanced rather anxiously at the cook...