uslūkan

[← us- pref + *lūkan v “to close, lock”; OE álúcan]

uslukiþ - 3 pers, sing, pres, indicat - Jhn. IX, 32; X, 3
uslukai - 3 pers, sing, pres, optat - Coloss. IV, 3
uslukaindau - 3 pers, pl, mediopass, optat - Nehem. VII, 3
uslauk - 3 pers, sing, p, indicat - Jhn. IX, 14; IX, 17; IX, 21; IX, 26; IX, 30; XI, 37; XVIII, 10
uslukan - inf- Jhn. X, 21
uslukands - pres.p.- Mrk. XIV, 47; Luk. II, 23; IV, 17
uslukans - p.p.- Mrk. I, 10; Cor. II, II, 12

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