| be fitting(adjective, interchangeable, proportionate, homologous, socialistic) |
| birds of a feather(noun, expression, idiom, similarity, correspondence) |
| break even(expression, adjective, equal, balanced, alike) |
| breeding(noun, recreation) |
| carbon(noun, adjective, reproduction, dupe, likeness) |
| cartoon(noun, figure, picture, imitation) |
| clone(noun, adjective, dupe, double, lookalike) |
| cloner(adjective, alike, coterminous, lookalike, copier) |
| closeness(noun, similarity, correspondence) |
| coequal(adjective, dupe, coterminous, lookalike, carbon) |
| cognate(adjective, like, even, similar, identical) |
| coincidence(noun, similarity, correspondence) |
| coincident(adjective, interchangeable, proportionate, homologous, socialistic) |
| collation(noun, connection, harmony, relationship) |
| colleague(noun, equal, equivalent) |
| commensurate(adjective, balanced, alike) |
| common(adjective, interchangeable, proportionate, homologous, socialistic) |
| communistic(adjective, interchangeable, proportionate, homologous, socialistic) |
| community(noun, connection, harmony, relationship) |
| commutable(adjective, interchangeable, proportionate, homologous, socialistic) |