As verbs the difference between wax and wad
is that
wax is to apply wax to (something, such as a shoe, a floor, a car, or an apple), usually to make it shiny or
wax can be to increasingly assume the specified characteristic, become while
wad is third person singular of.
As a noun wax
is beeswax or
wax can be (rare) the process of growing or
wax can be (dated|colloquial) an outburst of anger.
As an adjective wax
is made of wax.