It is a five letter word.-
If u remove first two letters it will be a hobby...-
If u remove d first n d last lettr it will be a part of body..-
If u remove d second last word it will be a form of energy..-
Answer is HEART
Remove first two HE - ART is a hobby
Remove first and last HT - EAR is part of body
Remove second last R - HEAT is a form of energy.