- Condensation of franctions into divisible factors
- Condensed milk
- Condenser
- Condescending
- Condiment
- Condiments
- Condition
- Conditional
- Conditional probability
- Condo lent
- Condominium
- Conduct
- Cone off
- Confiscator
- Conflagration
- Conflict
- Conflicting
- Confluent
- Conform to
- Confound
- Confront
- Confronting
- Confuse with
- cryptocurrency
- Congenital heart defects
- Congeries
- Congest
- Conglomerate
- Conglomeration
- Conglutinate
- Connex
- Conniption
- Connivance
- Conqueror
- Consanguinity
- Conscientiousness
- Consciousness
- Conscript
- Consecration
- Consensus
- Conspiracy
- Constabulary
- Consternate
- Consternation
- Constituency
- Construct
- Constructed in front of mansions
- Consulate
- Contemplative
- Contempt of court
- Contemptuousness
- Contender
- Cordate
- Conterminous
- Contextualise
- Contexture
- Continence
- Continuation
- Continuity
- Coolness
- Contractual
- Convictions
- Convining
- Coomb
- Convulsive disorders
- Cook up
- Cookbook
- Cornflake
- Cooker
- Cookie
- Cooking vessel
- Cool mind
- Cool wind
- Cooler
- Cooper
- Cop out
- Coparcenor
- Coper
- Copier
- Copious
- Copiousness
- Copper plate
- Copper sulphate
- Copper vessel
- Copra
- Corn
- Corn exchange
- Corn heap
- Corn pone
- Cornal desire
- Cornea
- Cornelian
- Cornered
- Cornet
- Cornucopia
- Corolla
- Corona
- Coronary artery
- Coronary thrombosis
- Coronation