motive
US /ˈmoʊ.t̬ɪv/
UK /ˈmoʊ.t̬ɪv/

1.
motivo, razão
a reason for doing something, especially one that is hidden or not obvious
:
•
The police are still investigating the killer's motive.
A polícia ainda está investigando o motivo do assassino.
•
What was her motive for lying?
Qual foi o motivo dela para mentir?
1.