biugan

[← Prot-Germ *beugan, *būgan “to bow, bend”; OE búȝan (Mod E bow); O Sax būgan; Dt buigen; OHG biogan (Mod G biegen); O Icel *bjúga (cf boginn p.p. “bowed; curved, bent”) ← Indo-Europ *bheugh-; Sanskr bhujáti “to curve, bend”]

biuga - 1 pers, sing, pres, indicat - Ephes. III, 14
biugiþ - 2 pers, pl, pres, indicat - Rom. XIV, 11

4.1.1.2.

II class	infinitive	preterite singular	preterite plural	past participle
	normal grade	normal grade	zero grade	zero grade
i/ă	-i-	-a-	zero	zero
additional element of vowel gradation for this class is [-u-]	i + u = iu	a + u = au	zero + u = u	zero + u = u
to bow, bend	biugan	baug	bugum	bugans
to prove, test; to choose	kiusan	kaus	kusum	kusans
to pull, draw, drag	tiuhan	tauh [-au-]	tauhum [-o-]	tauhans [-o-]

See the complete paradigm of the conjugation of strong verbs