grimalkin /gri-malˈkin or -mölˈkin/

1. An old (esp female) cat
2. A cat generally
3. A bad-tempered or tyrannical old woman (archaic)

• go for the jugular
• go-forward
• go from bad to worse
• go from strength to strength
• Gog
• Gog and Magog
• go-getter
• go-getters
• go-getting
• goggle
• goggle-box
• goggle-boxes
• hypernatraemia
• hypernatraemias
• hypernova
• hypernovae
• hypernovas
• hypernym
• hypernymies
• hypernyms
• hypernymy
• hyperon
• hyperons
• hyperopia
• hyperopias