needless

needless /ˈniːdləs/ adjective
needless
/ˈniːdləs/
adjective
Britannica Dictionary definition of NEEDLESS
[more needless; most needless]
: not needed or necessary — used to describe something bad that did not have to happen

needless to say

— used to say that the statement you are making is obvious

— needlessly

adverb

— needlessness

noun [noncount]