What kind of worm is green has a big head black eyes and no hair?

The worm you’re describing sounds like a type of caterpillar, particularly one from the family Noctuidae, commonly known as cutworms. These caterpillars can be green with large heads and distinct black eyes, and they typically have smooth skin without hair. If you're observing it in a garden or yard, it may be a species that feeds on various plants. Always exercise caution and avoid handling unknown insects or worms.