1. Difficult to burn
   - fire-retardant, fire-resistant, fire-resistive

See also: incombustible, noncombustible

• hypnotic trance
• hypnotically
• hypnotisation
• hypnotise
• hypnotised
• hypnotiser
• hypnotism
• hypnotist
• hypnotization
• hypnotize
• hypnotized
• hypnotizer
• hypo
• hypo-eutectoid steel
• hypoactive
• hypoadrenalism
• hypoadrenocorticism
• hypobasidium
• hypobetalipoproteinemia
• hypoblast
• hypocalcaemia
• hypocalcemia
• hypocapnia
• hypocaust
• hypocellularity