flow

verb:to move along in a steady, continuous stream
- Electricity flows through wires.
- The river flows into the sea.
noun:a smooth, uninterrupted progression or series of ideas, events, or words
- Her presentation had a clear flow that kept the audience engaged.
noun:a state of optimal concentration and effortless performance, often referred to as being 'in the zone.'
- Once she found her flow, the words poured onto the page.