corroborer, vt.
āfæstnian/āfestnian (Vf2) ♦ āsēþan (Vf1) ♦ āstellan/āstyllan (Vf1) ♦ (ge)fæs(t)nian/festnian/fæstingan > a.m. fasten, v.h.a. fastinōn {Vf2} ♦ (ge)trymman/(ge)trymi(g)an/(ge)tremman/(ge)tremegan/(ge)tremian (Vf1) > a.m. trim ♦ þurhtrymman (Vf1).