| lare | vb | learning | Sax: Lare-father – teacher | NCW |
| larn | vb | learn | | |
| let | n | landing board of a pigeon cote | | |
| letch | n | small stream or bog | OE: letch | |
| limmer | n | stupid or useless person | | |
| lippy | adj | cheeky. Also short for lipstick. | | |
| lisk | n | groin | Swe/Dan: liuske | |
| longtail | n | greyhound | | |
| lonnen | n | lane or a by-road | | |
| lough | n | lake, standing pool | Gae: loch | NED |
| loup/lowp | vb | jump | ON: hlaupe | NDWB |
| lowse | | loose | | |
| luik | vb | look | | |
| lyac’d | adj | laced | | |
| lyac’d tea | n | tea mixed with spirits | | |
| lyet | | late | | |
| | | | |
| maa/maw | | my | | |
| mair | | more | | |
| maisters | | masters, bosses | | |
| marra/marrow/marrer | n | workmate, friend | | |
| mawk | n | maggot | | |
| med/myed | | made | | |
| mense | | good manners; consideration | | |
| mevvies | | maybe, perhaps. | | |
| mickle (muckle) | | much, great. | OE: mice | NCW |
| mingin | adj | nasty, disgusting | | |
| mony | | many | | |
| mooth | n | mouth; applied to the weather, damp and warm. | | NW |
| mizzle | n | drizzle (as in rain) | | |
| mun | | must | | |
| myek | | make | | |