mulling

(usually with over) To work (over) mentally; to cogitate; to ruminate.

“he paused to mull over his various options before making a decision”

To powder; to pulverize.

To chop marijuana so that it becomes a smokable form.

To heat and spice something, such as wine.

To join two or more individual windows at mullions.

To dull or stupefy.

The act of one who mulls or thinks over something.