| Arm. | mut' | darkness, fog |
| Gael.S. | smùd | smoke; Stock Dove, 256 |
| Gael.S.sud | smutan | Coal Tit, 393 |
| Gael.I. | smûit | smoke; dark, morose |
| Engl. | smut | soot, dirt |
| Franç. | mat | dull |
| Lettish | matèt | to become dull |
| Franç.: Ldes | mathá-s | se dessécher, FEW 23: 182 |
| Franç.: La Hague | émitáe | sali de noir, FEW 23: 186 |
| Franç.: Guern. | émitin | soot, FEW 23: 49 |
| Franç.: Guernsey | emittaïr | noircir, barbouiller |
| Ital.sud | mita | Magpie, 288 |
| Basque | mika | (t>k) Magpie, 288 |
| Ital.: Sic. | mitarda | Tufted Duck, 48 |
| Franç.: Gondecourt | mitaclei | moucheté de black et roux ou black et grey, FEW 23: 188 |
| Franç.: Amiens | agache bitaclée | Magpie, 288 |