what is the noun for think
noun. state of being lost in thought. 1  absorption. 2  aloofness. 3  brooding. 4  cogitation. 5  consideration. 6  contemplation. 7  daydreaming. 8  detachment. 9  engrossment. 10  entrancement. 11  musing. 12  pensiveness. 13  pondering. 14  preoccupation. 15  reflecting. 16  reflection. 17  remoteness. 18  reverie. 19  ruminating. 20  thinking. 21  trance.