As verbs the difference between bestud and bested
is that bestud is to set with or as with studs; adorn with bosses while bested is past tense of best.
bestud
English
Verb
(bestudd)
To set with or as with studs; adorn with bosses.
bested
English
Etymology 1
(best) + (-ed)
Verb
(head)
(best)
Etymology 2