| हिन्दी | hin-000 |
| अव्यवहार्य | |
| Universal Networking Language | art-253 | unserviceable |
| Universal Networking Language | art-253 | unworkable(icl>not practical) |
| বাংলা | ben-000 | অব্যবহার্য |
| English | eng-000 | impractical |
| English | eng-000 | speculative |
| English | eng-000 | unserviceable |
| English | eng-000 | unworkable |