Cases of word usage

1) to make unnecessary complaints about small matters (carp)

2) to remove (something); get rid of (something) because unnecessary or unwanted (eliminate)

3) taking, involving, unnecessary task (foolhardy)

4) unnecessary nervous excitement, especially about unimportant things (fuss)

5) a mental depression due to unnecessary anxiety about one's health (hypochondriac)

6) the solid waste matter of animals (to be) used as manure; dirt; filth; to do useless or unnecessary activities (muck)

7) (an instance of) saying the same thing in different ways, especially by using unnecessary words, as in 'a two-wheeled bicycle' (tautology)

8) (the use of) unnecessary words to express an idea etc (verbiage)