incidental

Awarding it three stars, The Guardian said the Persian elements felt incidental to what was an overwhelmingly "Anglo-Saxon" pop song.

I love the little incidental frico bits that are created when a cheesy, stuffed chicken oozes during the cooking process and the cheese crisps up on the sheet tray.

Coviello’s patients receiving treatment for obesity have reported incidental improvements in their chronic inflammatory diseases such as osteoarthritis, rheumatoid arthritis or psoriatic arthritis.

It isn't unheard of that a radiologist might note something incidental in a patient's imaging – an undetected tumour, a concern with a particular tissue or organ – outside of what they had originally been checking for.

It was formally adopted in the Congressional Budget Act of 1990 in order to prevent reconciliation bills from being packed with measures that are unrelated or, in the act’s words, “merely incidental” to the budget.