- Cancerously Adv
- Candidly Adv
- Cannibalistically Adv
- Cannily Adv
- Canonically Adv
- Cantankerously Adv
- Cantingly Adv
- Capably Adv
- Capaciously Adv
- Capacitively Adv
- Capitalistically Adv
- Capitally Adv
- Capriciously Adv
- Captiously Adv
- Cardinally Adv
- Careerwise Adv
- Carefully Adv
- Carelessly Adv
- Caressingly Adv
- Carnally Adv
- Carnivorously Adv
- Carousingly Adv
- Case-by-case Adj Adv
- Casually Adv
- Casuistically Adv
- Catabolically Adv
- Cataleptically Adv
- Catalystically Adv
- Catalytically Adv
- Cataphoretically Adv
- Catarrhally Adv
- Catastrophically Adv
- Catatonically Adv
- Categorically Adv
- Cathartically Adv
- Cathodically Adv
- Catholically Adv
- Cationically Adv
- Catoptrically Adv
- Cattily Adv
- Caudally Adv
- Causally Adv
- Causelessly Adv
- Caustically Adv
- Cautiously Adv
- Cavalierly Adv
- Cavernously Adv
- Ceaselessly Adv
- Celestially Adv
- Cellwise Adj Adv
- Censoriously Adv
- Centeredly Adv
- Centrally Adv
- Centredly Adv
- Centrifugally Adv
- Centripetally Adv
- Cephalically Adv
- Cerebrally Adv
- Ceremonially Adv
- Ceremoniously Adv