How to spell SWULLEN correctly?

Possible correct spellings for the misspelling "swullen" are "swollen" or "swelling". The correct spelling depends on the context of the sentence, but in most cases, "swollen" is a past participle describing a part of the body that is inflamed or enlarged, while "swelling" refers to the act of becoming enlarged.

• sullen After the cancellation of the concert, the once excited crowd became sullen and disappointed.
• swollen Her ankle was swollen after twisting it during the soccer game.

Attenttion

• attention
• attentions
• attenuation
• inattention