As nouns the difference between pomade and mousse
is that
pomade is a greasy or waxy substance that is used to style hair, making it look slick and shiny while
mousse is an airy pudding served chilled, particularly
chocolate mousse.
As verbs the difference between pomade and mousse
is that
pomade is to use pomade to style hair while
mousse is to apply mousse (styling cream).