- Costoscapular Adj
- Costotransverse Adj
- Costovertebral Adj
- Costumed Adj
- Costumey Adj
- Cosuperharmonic Adj
- Cosy Adj Noun Verb
- Cosymplectic Adj
- Cotectic Adj
- Coteless Adj
- Coterminal Adj
- Coterminous Adj
- Cotidal Adj
- Cottagey Adj
- Cotted Adj
- Cotton Noun Adj Verb
- Cottony Adj
- Cotyledonal Adj
- Cotyledonary Adj
- Cotyledonous Adj
- Couchant Adj
- Coulombic Adj
- Coulometric Adj
- Coumaric Adj
- Councilmanic Adj
- Couniversal Adj
- Counselable Adj
- Counsellable Adj
- Countable Adj Noun
- Counted Adj
- Counter Noun Verb Adj
- Counter-productive Adj
- Counter-terrorism Noun Adj
- Counteracting Adj
- Counteractive Adj
- Counterair Adj Noun
- Counterbalanced Adj
- Counterbored Adj
- Counterclockwise Adj Adv
- Countercultural Adj
- Countercurrent Noun Adj
- Countercyclical Adj
- Counterdoped Adj
- Counterelectromotive Adj
- Counterfactual Adj Noun
- Counterfeit Adj Noun Verb
- Counterfeited Adj
- Counterinsurgent Adj Noun
- Counterintuitive Adj
- Counterirritant Noun Adj
- Counterorthogonal Adj
- Counterphobic Adj
- Counterpoised Adj
- Counterpositive Adj Noun
- Counterproductive Adj
- Counterradar Adj
- Counterrevolutionary Adj Noun
- Counterrotating Adj
- Counterstreaming Noun Adj
- Countersymmetrical Adj