| Guanidin | guanadine |
| Guanin | guanine |
| Cyanidin | cyanidin |
| Guangdong | Guangdong Kwangtung |
| Guardian | guardian |
| Anilin | aniline |
| Chinidin | quinidine |
| Guiding | guiding |
| Dunedin | Dunedin |
| Hündin | bitch she-dog |
| Kundin | customer client clientess |
| Guadiana | Guadiana |
| Guanabana | soursop |
| Guanylat | guanylate |
| Guanábana | soursop |
| guamisch | Guamanian |
| Guanako | guanaco |
| Guanche | Guanche |
| Guano | guano |
| Guarneri | Guarnerius |