- Monochromatically Adv.
- Monocularly Adv.
- Monogamously Adv.
- Monogenically Adv.
- Monolithically Adv.
- Monomially Adv.
- Monomolecularly Adv.
- Monophonically Adv.
- Monopolistically Adv.
- Monosyllabically Adv.
- Monosynaptically Adv.
- Monotheistically Adv.
- Monotonely Adv.
- Monotonically Adv.
- Monotonously Adv.
- Monstrous Adj. Adv.
- Monstrously Adv.
- Monthly Adv. Adj. Subst.
- Monumentally Adv.
- Moodily Adv.
- Moonily Adv.
- Mopingly Adv.
- Mopishly Adv.
- Moralistically Adv.
- Morally Adv.
- Morbidly Adv.
- Mordantly Adv.
- More Adv. Subst. Pron.
- Moreover Adv.
- Morganatically Adv.
- Moribundly Adv.
- Moronically Adv.
- Morosely Adv.
- Morphemically Adv.
- Morphogenetically Adv.
- Morphologically Adv.
- Mortal Adj. Subst. Adv.
- Mortally Adv.
- Mortifyingly Adv.
- Most Adv.
- Mostly Adv.
- Motherfucking Adj. Adv.
- Motherlike Adj. Adv.
- Motherly Adj. Adv.
- Motionlessly Adv.
- Motivationally Adv.
- Mournfully Adv.
- Mousily Adv.
- Mouthily Adv.
- Movably Adv.
- Moveably Adv.
- Movingly Adv.
- Much Adv.
- Mucilaginously Adv.
- Muckily Adv.
- Mucking Subst. Part. Präs. Adv.
- Muddily Adv.
- Muggily Adv.
- Mulishly Adv.
- Multicentrically Adv.