Our descent of the hill was tiresome. They showed their dissent by their expressions. Custom denotes the frequent repetition of the same act, and may be used of a number of persons taken together. Habit is the effect of custom in a person, or it means the unconscious tendency to repeat an action. He did not follow the customs of the country because his habits and beliefs were already formed.
Balance is a commercial term, meaning the difference between the two sides of an account.
There is a small balance still due us. Rest signifies that which remains behind. The rest of the boys will go soon. They will ship the remainder of the goods at your convenience. His avocation interfered with his regular business.