monomaniacally
/ˌmɑnoʊməˈnaɪəkəli/
adverb
- In a way that shows an excessive or obsessive interest in a single subject or idea.
- The inventor monomaniacally pursued his dream of building a flying car for decades.
- He monomaniacally focused on winning the chess tournament, ignoring everything else.
- She monomaniacally collected rare stamps, spending all her free time and money on them.