Find an odd word in each group. 1) bookcase, desk,blackboard, table 2) duster, pen,...

Question

Find an odd word in each group. 1) bookcase, desk,blackboard, table
2) duster, pen, pencil, pensil- case.
3) teacher, doctor,student,medicine.
4) door, flower, window, floor.

Answer 1

1) bookcase
2) Daster
3) medicine
4) flower