eradicate
v.
early 15c., "destroy utterly," literally "pull up by the roots," from Latin eradicatus, past participle of eradicare "to root out, annihilate" (see eradication). Related: Eradicated; eradicating; eradicable.
〔李〕[e-(ex-);radic;-atev.] v.连根拔除； 根除，使……断根 ←radic (L radix)= root 根
〔蒋〕[e-除去，radic根，-ate动词后缀] 根除，除根，斩根，连根拨