| cognate(adjective, appropriate, important, significant, useful) |
| compatible(adjective, important, significant, consistent, applicable) |
| concerning(adjective, important, significant, consistent, related) |
| conformant(adjective, appropriate, important, proper, significant) |
| conforming(adjective, important, significant, consistent, applicable) |
| congruent(adjective, important, significant, consistent, applicable) |
| congruous(adjective, appropriate, important, proper, significant) |
| consistent(adjective, important, significant, applicable, germane) |
| consonant(adjective, appropriate, important, proper, significant) |
| convenient |
| correlated(adjective, important, significant, consistent, organized) |
| correspondent(adjective, appropriate, important, proper, significant) |
| fit(adjective, appropriate, important, proper, significant) |
| fitting(adjective, appropriate, suitable, useful, apt) |
| handy |
| harmonious(adjective, important, significant, consistent, applicable) |
| having direct bearing on(expression, adjective, idiom, appropriate, important) |
| having to do with(expression, adjective, idiom, appropriate, important) |
| material(adjective, appropriate, important, suitable, useful) |
| on target(expression, adjective, like, appropriate, suitable) |