1. Street names for heroin
   - big H, nose drops, smack, thunder, skag, scag

Type of: diacetylmorphine, heroin

• impermanency
• impermanent
• impermeability
• impermeable
• impermeableness
• impermissibility
• impermissible
• impermissibly
• impersonal
• impersonality
• impersonally
• impersonate
• impersonation
• impersonator
• impertinence
• impertinent
• impertinently
• imperturbability
• imperturbable
• imperturbableness
• imperturbably
• imperviable
• impervious
• imperviousness
• impetiginous