ଅର୍ଥ : Not liable to failure.
ଉଦାହରଣ :
A foolproof identification system.
The unfailing sign of an amateur.
An unfailing test.
ସମକକ୍ଷ : foolproof
ଅର୍ଥ : Always able to supply more.
ଉଦାହରଣ :
An unfailing source of good stories.
A subject of unfailing interest.
ଅର୍ଥ : Unceasing.
ଉଦାହରଣ :
Unfailing loyalty.
Unfailing good spirits.
Unflagging courtesy.
ସମକକ୍ଷ : unflagging