naure, wounded.
deffera = desferra, un-ironed; it means that Lancelot drew the weapons out of the knight’s wounds.
deuers, “Préposition relative au temps et au lieu dont on parle; près, vers, contre, proche; de versus.” Roquefort.
octroya, permitted (authorized).
mouille, lit. wetted; insulted.
[P. xxvii.] veirent, saw.
escript (écrit), written.
lassemblee, the gathering; i.e. the war, strife.
rua, overthrew.
[P. xxviii.] mire, physician.