As nouns the difference between alleyway and twitchel
is that alleyway is a narrow street formed by the proximity of adjacent buildings while twitchel is a narrow alleyway between houses; a ginnel.
alleyway
English
Noun
(
en noun)
A narrow street formed by the proximity of adjacent buildings.
A passage between two rows of cabins in a ship.
twitchel
English
Noun
(
en noun)
(regional) A narrow alleyway between houses; a ginnel.
*1913 ,
*:He caught her hand impulsively, and they went along the narrow twitchel .
References
*OED 2nd edition 1989