lǽswian
Morphological Analysis
Wordclass: Verb
Verb Class: Weak
This might be just a supplemental entry adding to an entry in the Main Volume.
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
lǽswian
Add:I. trans. 1. with acc. Hé lǽsode (fédde, v. l.) his swýn porcos pavit , Gr. D. 106, 28. 2. with dat. Hé gewunode hé lǽswode þám eówde his sceápa ovium suarum gregem pascere solebat , Gr. D. 215, 5. II. intrans. of animals, to take food, graze, feed Þá leásiendan pascentes (agnos ), An. Ox. 5210. [v. N. E. D. leasow.] v. ed-lǽswian, ge-lǽswian.
This is a supplementary entry with editorial changes to an entry in the main volume of the dictionary. Look under the 'Possibly connected entries' below, or for the same headword in the list to the left.

A Combined List of Abbreviations.

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A Combined List of Abbreviations.