Whilk
Whilk , noun
[See Whelk a mollusk.]
1.
(Zoology) A kind of mollusk, a whelk. [Provincial English]
2.
(Zoology) The scoter. [Provincial English]
Whilk , pronoun
Which. [Obsolete or Scottish]
Whilk is sometimes used in Chaucer to represent the Northern dialect.