Linked from
The 13 pages that link to Neologism, each with the reason it gives.
PortmanteauRelated: Many portmanteaus enter a language as newly coined words.
ZaumRelated: Invented words let zaum exceed the vocabulary of ordinary speech.
Word formationRelated: Neologisms are visible outcomes of word-formation processes.
LexicologyRelated: New words make ongoing vocabulary change visible.