| fungible(adjective, similar, identical, interchangeable, proportionate) |
| germane(adjective, similar, linked, relevant, connected) |
| in the same category(expression, adjective, idiom, similar, interchangeable) |
| incident(adjective, similar, joint, subordinate, contemporary) |
| integral(adjective, filling, completing) |
| interactive(adjective, correlational) |
| interrelating(adjective, interchangeable, opposite, proportionate, homologous) |
| intertwined(adjective, similar, linked, relevant, connected) |
| interwoven(adjective, similar, linked, relevant, connected) |
| kin(adjective, like, parallel, consistent, identical) |
| kindred(adjective, like, suitable, parallel, consistent) |
| added(extra, additional, secondary, indirect, ancillary) |
| adjuvant(adjective, support, spare, joint, subordinate) |
| affiliated(adjective, similar, attendant, related, linked) |
| agnate(adjective, like, parallel, consistent, similar) |
| agreeing(adjective, consistent, joint, contemporary, collateral) |
| akin(adjective, like, parallel, consistent, similar) |
| alike(adjective, like, parallel, consistent, similar) |
| aliquot |
| allied(adjective, like, parallel, similar, identical) |