ensure
US /ɪnˈʃʊr/
UK /ɪnˈʃʊr/

1.
memastikan, menjamin
make certain that (something) shall occur or be the case
:
•
The new system will ensure that all data is secure.
Sistem baharu akan memastikan semua data selamat.
•
Please ensure that all doors are locked before you leave.
Sila pastikan semua pintu dikunci sebelum anda pergi.