irregularly

/ɪˈɹɛɡjʊləli/

Misollar

The Earth is an irregularly shaped ellipsoid.
Have you noticed that your heart sometimes beats irregularly?

ravish adverb

In an irregular manner; without rule, method, or order.

Manbalar: Wiktionary (Free Dictionary API orqali), Datamuse, Tatoeba (CC BY 2.0 FR), MyMemory.