Synonyms of 'extraneous'
in the sense of incidental
secondary or minor
The playing of music proved to be incidental to the main business.
in the sense of inessential
We judged footnotes inessential to the text.
in the sense of needless
Our families thought I was taking a needless risk.
in the sense of peripheral
not relating to the most important part of something
That information is peripheral to the main story.
in the sense of redundant
surplus to requirements
the conversion of redundant buildings to residential use
in the sense of strange
not known, seen, or experienced before
I ended up alone in a strange city.
in the sense of superfluous
more than is sufficient or required
My presence at the afternoon's proceedings was superflous.
in the sense of supplementary
the question of whether or not we need to take supplementary vitamins
in the sense of unconnected
The knowledge turned in unconnected fragments in his head.
in the sense of unnecessary
not essential, or more than is essential
The slaughter of whales is unnecessary and inhuman.
Thesaurus for extraneous from the Collins English Thesaurus