IPA: /əbˈsiːnli/
KK: /əbˈsini/
In a way that is shocking or offensive, often because it is excessively inappropriate or vulgar.
The comedian's jokes were obscenely funny, pushing the boundaries of good taste.
Obscenely → It is formed from "obscenus" (from Latin, meaning offensive or indecent) and the adverbial suffix "-ly" (meaning in a manner of). The word "obscenely" means in a manner that is offensive or indecent.
Think of something that is 'offensive' ('obscenus') and how it is done 'in a manner' ('-ly'). This helps you remember that 'obscenely' describes actions that are done in an offensive way.
No commonly confused words.