TIL that an axe blade rotated by 90 degrees (like a hoe) is an "adze"
@nina_kali_nina it's an abbreviation
ADZE stands for Agressive Dissector Z-plane Edge, ADXE and ADYE are for blades in X-plane and Y-plane respectively. Here's a 3d-rendering showing the AD*E axis naming convention.
Axe is just a common misspelling of ADXE, which became acceptable like disk/disc

@kauzerei @nina_kali_nina

Okay, it's funny, but that last one is clearly a lirpa... 

@TerryHancock @kauzerei why can't we call a spade a spade
The Monk Spade (or Fangbian Chan) a Buddhist and Taoist Weapon

The Fangbian Chan (or Monk Spade) is an unusual kind of weapon, which also Taoists possess and wandering Taoists bring with them in their travels. It is said that the Fangbian Chan is Laozi’s creation.

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