- Maritally Adv
- Markedly Adv
- Marketwise Adj Adv
- Martially Adv
- Marvellously Adv
- Marvelously Adv
- Masculinely Adv
- Masochistically Adv
- Massedly Adv
- Massively Adv
- Masterfully Adv
- Masterly Adj Adv
- Matchlessly Adv
- Materialistically Adv
- Materially Adv
- Maternally Adv
- Mathematically Adv
- Matriarchally Adv
- Matrilineally Adv
- Matrilinearly Adv
- Matrimonially Adv
- Mattedly Adv
- Maturely Adv
- Matutinally Adv
- Maudlinly Adv
- Mawkishly Adv
- Maximally Adv
- Maybe Adv Noun
- Mayhap Adv
- Mazedly Adv
- Mazily Adv
- Meagerly Adv
- Meagrely Adv
- Meaningfully Adv
- Meaninglessly Adv
- Meaningly Adv
- Meanly Adv
- Meantime Noun Adv
- Meanwhile Adv Noun
- Measurably Adv
- Meatily Adv
- Mechanically Adv
- Mechanistically Adv
- Mechanotheraputically Adv
- Meddlesomely Adv
- Mediaevally Adv
- Medially Adv
- Medianly Adv
- Mediately Adv
- Medicably Adv
- Medically Adv
- Medicinally Adv
- Medievally Adv
- Meditatively Adv
- Meekly Adv
- Meetly Adv
- Megalomaniacally Adv
- Meiotically Adv
- Melancholically Adv
- Mellifluously Adv