| substitutable(adjective, similar, identical, proportionate, homologous) |
| transmutable |
| transposable |
| undifferentiated(adjective, like, parallel, similar, identical) |
| without distinction |
| Xerox(adjective, like, exact, equal, double) |
| accompanying(adjective, similar, linked, relevant, connected) |
| affiliated(adjective, similar, linked, relevant, connected) |
| aforementioned(adjective, like, exact, equal, double) |
| aforesaid(adjective, like, exact, equal, double) |
| agnate(adjective, copy, equal, similar, same) |
| akin(adjective, like, equal, parallel, similar) |
| allied(adjective, like, similar, identical, linked) |
| alternative |
| assignable |
| associated(adjective, like, common, similar, joint) |
| carbon(adjective, like, copy, exact, equal) |
| carbon-copy(adjective, like, exact, equal, double) |
| clone(adjective, like, exact, equal, double) |
| coequal(adjective, like, exact, equal, double) |