It is quite frustrating, I admit. But now I understand better. Dull of hearing is the opposite to sharp hearing. Dull and sharp are opposite adjectives which we usually use to describe knives or scissors, razors or anything that cuts. These objects get dull by either lack of use or lack of sharpening.
masâ¢sive /ËmaesÉªv/ËMÃ¦SÉªV usa pronunciation. adjâ¢masâ¢sive, ly. advâ¢masâ¢sive, ness. [n]. 1  uncountable made up of or forming a large:mass the massive columns of the ancient. 2  temple large or:prominent a massive.  forehead
Very big in size. The official definition of the word vast is of very great extent or quantity; immense.. 1  Unusally great is size or amount or degree or especially extent or scope familiarity. 2  In information vast used as on adjective is very rare.