1. In a harmfully insidious manner
   "these drugs act insidiously"
   - perniciously

See also: insidious

• Engraulidae
• Engraulis
• Engraulis encrasicholus
• engrave
• engraved
• engraver
• engraving
• engross
• engrossed
• engrossing
• engrossment
• engulf
• engulfment
• enhance
• enhanced
• enhancement
• enhancer
• enhancive
• enharmonically
• Enhydra
• Enhydra lutris
• Enid
• enigma
• enigma canon
• enigmatic