Dumb | Operating System
| operating system | |
| comp., MS | operativsystem |
| English thesaurus | |||
| |||
| dust and moisture | |||
| Deep Underground Military Bunker | |||
| Doorknob under my bed | |||
| |||
| Dumbartonshire | |||
| D | |||
|
Dumb : 10 phrases in 8 subjects |
| Communications | 2 |
| Construction | 1 |
| Electric motors | 1 |
| General | 2 |
| Information technology | 1 |
| Medical | 1 |
| Natural sciences | 1 |
| Transport | 1 |