Fermental

[Rihanna]

Means fucking mental.
Has nothing to do with [fermentation], [fermenting] or anything of [the like].
fucking mental=fermental

[Michiko]

A state of mental illness where a post [menopausal] woman describes herself on an adult site as juicy when the photographic evidence is clear shes [fermenting] from multiple yeast [infections]... and mucus build up...