| justifiable(adjective, characteristic, admission, relevance) |
| lawful(adjective, characteristic, admission, relevance) |
| legal(adjective, characteristic, admission, relevance) |
| legitimate(adjective, characteristic, admission, relevance) |
| licit(adjective, characteristic, admission, relevance) |
| false(adjective, quality, irrationality, illogicality) |
| fatuous(adjective, quality, irrationality, illogicality) |
| inconsistent(adjective, quality, irrationality, illogicality) |
| incorrect(adjective, quality, irrationality, illogicality) |
| screwy(adjective, quality, irrationality, illogicality) |
| sophistic(adjective, quality, irrationality, illogicality) |
| specious(adjective, quality, irrationality, illogicality) |
| unsound(adjective, quality, irrationality, illogicality) |
| unsubstantial(adjective, quality, irrationality, illogicality) |
| untenable(adjective, quality, irrationality, illogicality) |
| mandatory(adjective, characteristic, need, requirement) |
| obligatory(adjective, characteristic, need, requirement) |
| requisite(adjective, characteristic, need, requirement) |
| implausible(adjective, quality, irrationality, illogicality) |
| incongruous(adjective, quality, irrationality, illogicality) |