Noun
natural accompaniment; inseparable pair; something that naturally goes with (another thing)
Usually written using kana alone
人生には浮き沈みがつきものだ。Life is full of ups and downs. inevitable aspect (of something); part and parcel; something that unavoidably comes with (another thing)
Usually written using kana alone
supplementary printed insert (in a book or magazine); appendix; book cover; obi strip
Usually written using kana alone
Also written つき物【つきもの】