congo vs. congou
caboodle vs. lot
clan vs. kindred
colony vs. settlement
colony vs. dependency
cloud vs. swarm
cloud vs. dapple
cloud vs. obscure
cloud vs. overcast
company vs. troupe
company vs. party
company vs. society
companion vs. company
country vs. land
country vs. state
citizenry vs. people
consort vs. run
constabulary vs. law
commonwealth vs. state
commonwealth vs. democracy
commons vs. green
crowd vs. gang
crowd vs. herd
crowd vs. push
crew vs. gang
consortium vs. pool
city vs. metropolis
chosen vs. elect
clerisy vs. intelligentsia
commune vs. communicate
cavalry vs. horse
commando vs. ranger
coevals vs. generation
contemporaries vs. generation
cortege vs. suite
chaparral vs. scrub
conurbation vs. sprawl
campsite vs. encampment
campground vs. encampment
cemetery vs. graveyard
cemetery vs. necropolis
crinion vs. trichion
casbah vs. kasbah
campong vs. kampong
cacoethes vs. passion
cirque vs. corrie
cirque vs. cwm
cliff vs. drop
col vs. gap
cave vs. spelunk
cave vs. undermine
coprolith vs. fecalith
coprolith vs. faecalith
coprolith vs. stercolith
coal vs. ember
cumulonimbus vs. thundercloud
cay vs. key
champaign vs. field
chuckhole vs. pothole
cosmea vs. cosmos
christ vs. messiah
contestant vs. dissident
controversialist vs. eristic
compeer vs. equal
captor vs. capturer
conservator vs. curator
Corinthian vs. playboy
coolie vs. cooly
commandant vs. commander
companion vs. familiar
counsellor vs. counselor
cocksucker vs. prick
cosmographer vs. cosmographist
cad vs. hound
caroler vs. caroller
chancellor vs. premier
cadet vs. plebe
carper vs. niggler
changeling vs. imbecile
cop vs. hook
chaperon vs. chaperone
calligrapher vs. calligraphist
cashier vs. teller
cameraman vs. cinematographer
castaway vs. outcast
campaigner vs. candidate
campaigner vs. nominee
candidate vs. prospect
casuist vs. sophist
cataloger vs. cataloguer
catechumen vs. neophyte
canoeist vs. paddler
cantor vs. hazan
cantor vs. choirmaster
cantor vs. precentor
cattleman vs. puncher
canvasser vs. pollster
canvasser vs. headcounter
canvasser vs. scrutineer
canvasser vs. solicitor
captain vs. headwaiter
captain vs. skipper
captain vs. chieftain
captain vs. master
celebrant vs. celebrator
celebrant vs. celebrater
chief vs. chieftain
chieftain vs. headman
celebrity vs. fame
celebrity vs. renown
carabineer vs. carbineer
carabinier vs. carbineer
cellist vs. violoncellist
cardsharp vs. sharpie
cardsharper vs. sharpie
comrade vs. familiar
cabalist vs. kabbalist
cloakmaker vs. furrier
candymaker vs. confectioner
clockmaker vs. clocksmith
colossus vs. giant
colossus vs. monster
clothier vs. haberdasher
clown vs. goof
clown vs. goofball
conferrer vs. donor
conferrer vs. giver
conferrer vs. presenter
columnist vs. editorialist
confidant vs. intimate
chimneysweeper vs. sweep
chimneysweep vs. sweep
chiropodist vs. podiatrist
commentator vs. reviewer
commentator vs. observer
chump vs. mark
charmer vs. smoothie
codetalker vs. windtalker
chauvinist vs. jingoist
chauvinist vs. jingo
chauvinist vs. patrioteer
coiner vs. minter
coiner vs. moneyer
collaborator vs. cooperator
collaborator vs. partner
collaborator vs. pardner
collaborationist vs. collaborator
collaborator vs. quisling
compere vs. emcee
compositor vs. setter
colleague vs. fellow
colleague vs. workfellow
confrere vs. fellow
chemist vs. pharmacist
chemist vs. druggist
clarinetist vs. clarinettist
concessionaire vs. concessioner
clergyman vs. reverend
cleric vs. ecclesiastic
conciliator vs. pacifier
churchman vs. ecclesiastic
clerk vs. salesclerk
concubine vs. courtesan
concubine vs. doxy
concubine vs. paramour
coloniser vs. colonizer
child vs. nestling
child vs. kid
cowpoke vs. puncher
cowhand vs. puncher
cowherd vs. puncher
carver vs. sculptor
carver vs. sculpturer
carver vs. woodcarver
cox vs. coxswain
cyclist vs. wheeler
copyist vs. scribe
coquette vs. tease
coquette vs. flirt
crackpot vs. screwball
cynic vs. faultfinder
crafter vs. craftsman
chiseller vs. swindler
chiseler vs. swindler
czarina vs. czaritza
czarina vs. tsaritsa
congressman vs. representative
congresswoman vs. representative
cognoscente vs. connoisseur
conqueror vs. vanquisher
crewman vs. sailor
crier vs. weeper
consigner vs. consignor
cripple vs. lame
cripple vs. stultify
conspirator vs. plotter
coconspirator vs. plotter
costumer vs. costumier