infrahuman /in-frə-hūˈmən/

Lower than human (also noun)

• triactine
• triad
• triadelphous
• triadic
• triadist
• triadists
• triads
• triage
• triages
• triakisoctahedra
• triakisoctahedron
• triakisoctahedrons
• trial
• Trial
• trial balance
• trial balances
• trial balloon
• trial balloons
• trial by record
• trial court
• trial courts
• trial-day
• trial-days
• trial-fire
• trial-fires