எடுத்துக்காட்டு : 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.

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