1. With respect to sociobiology
   "explain the behaviour sociobiologically"

See also: sociobiological

• immediately
• immediateness
• immemorable
• immemorial
• immemorially
• immense
• immensely
• immenseness
• immensity
• immensurable
• immensurate
• immerge
• immerse
• immersible
• immersion
• immersion foot
• immersion heater
• immigrant
• immigrant class
• immigrate
• immigration
• Immigration and Naturalization Service
• imminence
• imminency
• imminent