Richter scale /rikˈ or rihhˈtər skāl/

A seismological scale of measurement

• pithing
• pithless
• pithlike
• pithoi
• pithos
• piths
• pith-tree
• pith-trees
• pithy
• pitiable
• pitiableness
• pitiablenesses
• pitiably
• pitied
• pitier
• pitiers
• pities
• pitiful
• protogynies
• protogynous
• protogyny
• proto-historic
• proto-history
• protohuman
• protohumans