অর্থ : A subordinate who performs an important but routine function.
উদাহরণ :
He was a small cog in a large machine.
অর্থ : Tooth on the rim of gear wheel.
সমার্থক : sprocket
Cog ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Cog ka matlab kya hota hai?