quadruplicity/kwodrooʹplisiti/ noun

• bionomics
• biophysics
• biopic
• biopsy
• biorhythm
• BIOS
• bioscope
• biosecurity
• -biosis
• biosphere
• biosynthesis
• biota
• biotech
• biotechnology
• bioterrorism
• biotic
• -biotic
• biotin
• biotope
• biotype
• bipartisan
• bipartite
• biped
• bipinnate
• biplane