Obsessional
/əbˈsɛʃənl/
Synonyms
- compulsive
- fixated
- preoccupational
Slang Meanings
Obsessing over something to the point of annoyance.
He's being so obsessional about his diet, it's getting annoying!
A person who can't stop thinking about a certain topic.
She’s such an obsessional about that TV series; she can’t stop talking about it.