deleterious /del-i-tēˈri-əs/

1. Harmful or destructive
2. Poisonous

deletēˈriously adverb

deletēˈriousness noun

• flannelled
• flannelling
• flannelly
• flannels
• flannen
• flannens
• flans
• flap
• flapdoodle
• flapdoodles
• flap-dragon
• flap-eared
• flapjack
• flapjacks
• flap-mouthed
• flappable
• flapped
• flapper
• flapperhood
• flapperhoods
• flapperish
• flappers
• flappier
• flappiest
• flapping