trimorphism /trī-mörˈfi-zm/

1. Occurrence of three forms in the same species (biology)
2. The property of crystallizing in three forms (chem)

trimorˈphic or trimorˈphous adjective

• high-five-signs
• high-fiving
• high-flier
• high-fliers
• high-flown
• high-flyer
• high-flying
• high frequency
• high-functioning
• high gear
• high-gear
• High German
• high-grade
• high-graded
• high-grades
• high-grading
• high-gravel-blind
• high-grown
• high hand
• high-handed
• high-handedness
• high hands
• high-hat
• high-hats
• high-hatted