unreliable
US /ˌʌn.rɪˈlaɪə.bəl/
UK /ˌʌn.rɪˈlaɪə.bəl/

1.
tidak dapat diandalkan, tidak dapat dipercaya
not able to be relied upon; not dependable
:
•
The old car was very unreliable, often breaking down.
Mobil tua itu sangat tidak dapat diandalkan, sering mogok.
•
His information is often unreliable, so double-check everything.
Informasinya seringkali tidak dapat diandalkan, jadi periksa kembali semuanya.