felly/ʹfeli/ noun (pl -ies) (pl fellies)

• Pyrex
• pyrexia
• pyridine
• pyridoxine
• pyrimidine
• pyrimidine base
• pyrite
• pyrites
• pyro-
• pyroclastic
• pyroelectricity
• pyrogallol
• pyrogen
• pyrogenic
• pyrography
• pyrolyse
• pyrolysis
• pyrolyze
• pyromania
• pyrometer
• pyrope
• pyrophoric
• pyrosis
• pyrotechnics
• pyroxene