ଉଦାହରଣ : I mulled over the events of the afternoon.
Philosophers have speculated on the question of God for thousands of years.
The scientist must stop to observe and start to excogitate.

ସମକକ୍ଷ : chew over, contemplate, excogitate, meditate, mull, mull over, muse, ponder, reflect, ruminate, speculate