withset
To set oneself against; oppose; resist.
obsolete, transitive
To be set against.
intransitive, obsolete
Their way he them withset.
R. of BrunneTo set (a place) with an ambush.
transitive
Where it comes from
From Middle English withsetten (“to resist, set against”), from Old English wiþsettan (“to resist; condemn”), equivalent to with- (“against”) + set.
Adapted from the Wiktionary entry withset (CC BY-SA 4.0).