onomatomania

/ˌɑnəˌmætəˈmeɪniə/
noun
  1. An obsessive preoccupation with a particular word or name, or with words and names in general.
    • The writer's onomatomania led her to collect unusual names from old books and newspapers.
    • His onomatomania meant he couldn't stop thinking about the word 'serendipity' after he first heard it.
    • Some people with onomatomania feel a strong urge to repeat a certain word over and over.
Synonyms
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