Touch the tip or front edge of your tongue to the roof of your mouth behind your teeth. Air flows through your nose.

Americans pronounce know as NOH (/noʊ/). You'll hear it in sentences like "No, I do not know" or "I don't know what to tell you" — more examples below.
Record yourself saying "know" and play it back. The mic stays on your device — nothing's uploaded.
1 syllable, 2 sounds. Explore each sound's mouth shape and how it's made.
Click any sentence to see the full breakdown — every link, every reduction, every flap-T.