different between puckishness vs taxonomy

English

puckish +? -ness

puckishness (uncountable)

An instance of being puckish
- 2006, Klein, Joe, "Pssst! Who's behind the decline of politics?", Time Magazine, April 17, 2006
  There was some puckishness to this ... but Walinksy is a serious man and he wasn't really joking.

Borrowed from French taxonomie. Surface analysis taxo- +? -nomy.

taxonomy (countable and uncountable, plural taxonomies)

The science or the technique used to make a classification.
A classification; especially, a classification in a hierarchical system.
(taxonomy, uncountable) The science of finding, describing, classifying and naming organisms.

taxonomics
(science of finding, describing, classifying and naming organisms): alpha taxonomy

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