The tongue swirled around the lollipop as Karl put the lollipop into his mouth.
Is there a more natural way to say this?
You used "lollipop" twice in your sentence. One of them should have been a pronoun. Your word "swirl" is a very good word.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
You used "lollipop" twice in your sentence. One of them should have been a pronoun. Your word "swirl" is a very good word. You can use "twirl" as well. I'd rewrite your sentence as follows:
As Karl put the lollipop into his mouth, his tongue swirled around it.
Or
As Karl put the lollipop into his mouth, he swirled his tongue around it.
Best wishes,
Joseph