Etymology

Formed on wayke (adj.); cp. also waykned (v.).

PGmc Ancestor

*weik(w)a-

Proposed ON Etymon (OIcel representative)

veikr (veykr) (adj.) ‘weak’ 
(ONP veikr (adj.))

Other Scandinavian Reflexes

OE Cognate

wāc (adj.) 'weak'; cp. wācian 'to become weak, languish'

Phonological and morphological markers

ON /ei/ < PGmc */ai/

Summary category

A1*

Attestation

Scattered citations in MED and OED, beginning around the start of the 15c. The adj. is widespread from the 14c.

Occurrences in the Gersum Corpus

WA 1006

Bibliography

MED weiken (v.) , OED weak (v.) , HTOED ; see further wayke (adj.).