WordNet vs Princeton WordNet

WordNet and Princeton WordNet both are nouns.

Word	Noun	Adjective	Verb	Adverb
WordNet	Yes	No	No	No
Princeton WordNet	Yes	No	No	No

As nouns, WordNet and Princeton WordNet are synonyms defined as:

WordNet and Princeton WordNet: a machine-readable lexical database organized by meanings; developed at Princeton University

WordNet (noun)	Princeton WordNet (noun)
a machine-readable lexical database organized by meanings; developed at Princeton University	a machine-readable lexical database organized by meanings; developed at Princeton University