She then related everything that had occurred, her running to Dorcon, his ordering her to pipe those notes which his cows were accustomed to obey, and finally his dying at her feet. She only forgot or purposely omitted to mention the kiss that she had given him.

Omit this word in your sentence because it's not necessary.

For now I omit the garlic belches, and the blast of wind, stinking breaths: there are many who are troubled by secret diseases, and every disease has its infection.

I agree. I also tend to omit the comma in short sentences.

The explanation of the event was omitted for lack of space.

You could have omitted that last phrase in your letter.

My name is omitted from the list.

For now I omit garlick belches, and the blast of the belly, stinking breaths: there are many, who are troubled with secret diseases, and every distemper has its infection.

Tom omitted a couple of items from the list.

I think that I might've omitted something.