The “Proshika Shabda” is not an isolated creation; it belongs to a family of words derived from the Sanskrit verbal root (शिक्ष्). This root means “to learn, acquire knowledge, or practice.”
"বাজার থেকে সবজি-পাতি কিনে এনো।" ("Buy vegetables and such from the market.") proshika shabda
Examples:
Bengali is not alone. Echo words exist in Hindi ( चाय-वाय ), Tamil ( kaapi-vaapi ), Korean ( 이것 저것 ), and even colloquial English ( fancy-schmancy ). But Bengali has elevated it to a near-grammatical necessity, especially in rural and urban informal speech. The “Proshika Shabda” is not an isolated creation;