-mane meaning
FREN -mane 
- SuffixSUF-mane
- -mane, -maniac; Used to form adjectives and nouns describing sufferers of a mania.
- -mane, -maniac; Used to form adjectives and nouns describing sufferers of a mania.
Definition of -mane in French Dictionary
- Part-of-Speech Hierarchy
- Morphemes
- Suffixes
- Suffixes
- Morphemes
- en -mane
Source: Wiktionary
Grammatically, this word "-mane" is a morpheme, more specifically, a suffixe.