As nouns the difference between taxonomy and proprioception
is that taxonomy is the science or the technique used to make a classification while proprioception is the sense of the position of parts of the body, relative to other neighbouring parts of the body.
As nouns the difference between proprioception and null
is that proprioception is the sense of the position of parts of the body, relative to other neighbouring parts of the body while null is zero, nil; the cardinal number before einn.