అర్థం : At a previous time.
ఉదాహరణ :
At one time he loved her.
Her erstwhile writing.
She was a dancer once.
పర్యాయపదాలు : at one time, erstwhile, formerly, once
Erst ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Erst ka matlab kya hota hai?