A compound of inter- + fix
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *dʰeygʷ- ‘to jab’
…
Latin fīxus ‘immovable’
Old French fix ‘fastened’
Old French *fixer
Middle English fixen
English fix
Today it means
noun An empty morph inserted between two morphemes in the process of word formation, such as English -i- and -o-.
Language periods are conventional ranges, not dates for this word.
Etymograph / interfix
Shirt and support for this word