n.
Function: verb
Etymology: alteration of wroot, from Middle English wroten, from Old English wr ō tan; akin to Old High German ruozzan to root
Date: 1532
intransitive verb
1 : to turn up or dig in the earth with the snout : GRUB
2 : to poke or dig about
transitive verb : to turn over, dig up, or discover and bring to light ― usually used with out < root out the cause of the problem>