| cognate(adjective, equal, parallel, collateral, equivalent) |
| cognated(adjective, collateral, attendant, kindred, congeneric) |
| collegial(reaching, centrolineal, connecting, confluent, coalescent) |
| combining(reaching, confluent, coalescent) |
| coming together(expression, adjective, coming, reaching, confronting) |
| concatenation |
| conducive(adjective, collateral, subsidiary, subservient, subalternate) |
| conferring(adjective, confronting, centrolineal) |
| confirmatory(adjective, subject, collateral, attendant, subsidiary) |
| conforming(adjective, equal, parallel, equivalent, corresponding) |
| confronting(adjective, centrolineal) |
| congeneric(adjective, equal, parallel, collateral, equivalent) |
| congenerous(adjective, equal, parallel, equivalent, corresponding) |
| conjunction |
| connection |
| consonant(adjective, equal, parallel, equivalent, corresponding) |
| conspiratorial(adjective, collateral, subsidiary, subservient, subalternate) |
| contact |
| contactual(adjective, confronting, centrolineal, close-at-hand, juxtapositional) |
| conterminal |