From Irish: Bóithrín
The word bóithrín comes from small (ín) Cow (bó) path. This is a path can either be man-made or created by cow meandering. Bóthar for road and botharín for small road – in the diminutive form. This became boreen or bohereen in Hiberno-English.
The word Twitchel originates from Nottingham, England. It means a narrow lane that’s usually unpaved and lined with hedgerows or drystone walls.
Here is the word Twitchell in 1435, in a record of common land owned and rented in the area “All the breadth of the common twitchel that lies on the north side of the Flesh-house, 3 shillings”
Other variants include:
From Cumbria: Lonning
From Scots: Lòininn
From Shetland: Strodi
Sit Down By The Fire by Shane MacGowan
They're the things that you see
When you wake up and scream
The cold things that follow you
Down the boreen
They live in the small ring of trees on the hill
Up at the top of the field