| Word root/ prefix | Root Meaning | Words based on the Root |
| Geo | earth, soil, global | Geography - study of the earth's surface Geology - study of the structure of the earth Geoponics - soil based agriculture. |
| Grat | pleasing | Gratify - to please someone Grateful - feeling thankful Gratuity - a tip, token of appreciation |
| Gyn/o/e | woman, female | Gynecology - the science of female reproductive health Gynephobia - fear of women Gynecoid - resembling a woman. Misogyny -hatred of women |
| Herbi | grass, plant | Herbicide - any chemical used to kill unwanted plants, etc. Herbivorous - plant-eating Herbal - relating to plants |
| Hetero | different, other | Heterogeneous - made up of unrelated parts Heteronyms - words with same spelling but different meanings Heterodox - not conforming to traditional beliefs. |