- complementary good
- complete
- complete eradication
- complete figure
- compliance
- compliant
- complicate
- comprehensive
- compunction
- compute
- concentricity
- conception
- concerned
- concieved
- concurrent
- concussion
- condensation of franctions into divisible factors
- condensed milk
- condition
- condo lent
- conference
- confusing
- congenital
- congested
- conglomerate
- congratulate
- congregate
- congruence
- conjugate
- conjunction of planets
- conjure
- conjuring
- connection
- connive
- consensus
- consequence
- consequential
- consider
- consideratio
- conspire
- constant
- constraint
- contaminate
- contemplative
- contend
- contestant
- contextual
- contexture
- contiguous
- continental
- continuous
- contra
- contraband
- contractile vacuole
- contraction
- contracture
- contradiction
- contraindication
- controversial
- convalescent
- convention
- convocation
- convulse
- cullion
- copious
- copper-coloured
- cormorant person
- corn heap
- coromandal coast
- coronary arteries
- coronary artery
- coroner
- corruption
- corvette
- cosmic
- cottager
- cotter
- cotton cloth
- cough
- cough something up
- counselled
- counter-attraction
- counterbalance
- counterclockwise
- countermeasure
- coupe
- couple
- courteous
- courtesy
- cow sacrifice
- cow-elephant
- cowardice
- cowpea pods
- craetava religiosia
- craftsmanship
- crag
- crake
- cram
- cramp
- cramped