1. Being four more than sixty
   - sixty-four, 64

See also: cardinal

• pyromania
• pyromaniac
• pyrometer
• pyrometric cone
• pyromorphite
• pyrope
• pyrophobia
• pyrophoric alloy
• Pyrophorus
• Pyrophorus noctiluca
• pyrophosphate
• pyrophosphoric acid
• pyrophyllite
• pyroscope
• pyrosis
• pyrostat
• pyrotechnic
• pyrotechnical
• pyrotechnics
• pyrotechnist
• pyrotechny
• pyroxene
• pyroxylin
• pyroxyline
• pyrrhic