| commutable(adjective, interchangeable, proportionate, homologous, socialistic) |
| commutual(adjective, interchangeable, proportionate, homologous, socialistic) |
| complementary(adjective, interchangeable, proportionate, homologous, socialistic) |
| completory(adjective, interchangeable, proportionate, homologous, socialistic) |
| concordant(adjective, equal, interchangeable, proportionate, homologous) |
| conformant(adjective, interchangeable, proportionate, homologous, socialistic) |
| congruous(adjective, interchangeable, proportionate, homologous, socialistic) |
| conjunct(adjective, interchangeable, proportionate, homologous, socialistic) |
| consonant(adjective, equal, interchangeable, proportionate, homologous) |
| copier(adjective, interchangeable, proportionate, homologous, socialistic) |
| coterminus(adjective, interchangeable, proportionate, homologous, socialistic) |
| counterscript |
| countertype(noun, peer, counterpart, ardency, filler) |
| devotedness(noun, peer, counterpart, ardency) |
| duper(adjective, alike, lookalike, cloner) |
| duplication |
| filler |
| finishing touch |
| fit(adjective, interchangeable, proportionate, homologous, socialistic) |
| fungible(adjective, interchangeable, proportionate, homologous, socialistic) |