Fun
Fun noun - Someone or something that provides amusement or enjoyment.
Obsession
Obsession noun - Something about which one is constantly thinking or concerned.
Mutual synonyms
How words are described
Both words in one sentence
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And then there was "The Nerd Nation", a Mockumentary poking fun at Sweden itself for its obsession with Eurovision.
Source: Series / Eurovision Song Contest - Tristram Shandy has a lot of fun with the fact that, at the time it was written, the word "hobby-horse" could mean either "obsession" or "prostitute".
Source: Get Thee to a Nunnery -
Black Hat guy was right after all when he said they should have used the time machine to do something fun, instead of wasting their only chance at time travel in a futile attempt to satisfy the other's person's "obsession with this Hitler guy."
Cite this Source
Obsession and Fun. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/fun/obsession
Fun & Obsession. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/fun/obsession>.
Obsession or Fun. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/fun/obsession.
Google Ngram Viewer shows how "fun" and "obsession" have occurred on timeline