dement
1 of 2transitive verb
de·ment
də̇ˈment,
dēˈ-
-ed/-ing/-s
archaic
: to deprive of reason
dement
2 of 2noun
"
plural -s
: one who is demented
Word History
Etymology
Transitive verb
Late Latin dementare, from Latin dement-, demens out of one's mind, mad, from de- + ment-, mens mind
Noun
Middle French, from Latin dement-, demens