pure
(not mixed with anything else)
- A glass of pure apple juice.
- This shirt is 100% pure cotton.
(clean; clear; not polluted)
- The mountain air is so pure.
- Pure water boils at 100 °C and freezes at 0 °C.
pour
(to make liquid flow out of or into a container)
- He poured water into the glass.
- Pour out the water left in the pitcher.
(move in large numbers)
- People poured off the train.
(to rain heavily)
- It poured all night.