not belonging (to what is being dealt with); coming from outside

unneeded; irrelevant

of, on, forming, a periphery; having only a little importance

minor, outside

of little value or importance; ordinary (and so dull)

not important

not important

of no real worth, value

not necessary; that could have been avoided

not required

not of the same kind; not connected

independent; different

zip

of no real worth, value