perissosyllabic /pə-ris-ō-si-labˈik/

Having an additional syllable

• insectifuges
• insectile
• insection
• insections
• Insectivora
• insectivore
• insectivores
• insectivorous
• insect net
• insect nets
• insectologies
• insectologist
• insectologists
• insectology
• insect powder
• insect powders
• insect repellent
• insect repellents
• insects
• insecure
• insecurely
• insecurities
• insecurity
• inseem
• inselberg