unable
US /ʌnˈeɪ.bəl/
UK /ʌnˈeɪ.bəl/

1.
tidak dapat, tidak mampu
not having the power, skill, means, or opportunity to do something
:
•
I am unable to attend the meeting tomorrow.
Saya tidak dapat menghadiri mesyuarat esok.
•
She was unable to speak after the shock.
Dia tidak dapat bercakap selepas terkejut.