K9krazee got it. A breed's standard is really a poetic description of the "ideal" specimen. You cannot read it literally because being snippy literally means snapping at strangers, like how Karen interpreted it Of course, if you found the word "snippiness" in the behavior section, Karen would be correct.

Shiba Inu
-Muzzle is firm, full, and round with a stronger lower jaw projecting from full cheeks.
Example of good strong muzzle:


Snippy muzzle:


Very snippy muzzle and cheeks are not full: