phenothiazine /fē-nō-thīˈə-zēn or fen-ō-/

1. A toxic, heterocyclic compound, C₁₂H₉NS, used as a veterinary anthelmintic
2. Any of a number of derivatives of this, used as tranquillizers

• itched
• itches
• itchier
• itchiest
• itchiness
• itchinesses
• itching
• itching powder
• itch-mite
• itch-mites
• itchweed
• itchweeds
• itchy
• itchy feet
• itchy-palmed
• it'd
• -ite
• I tell you
• item
• itemed
• iteming
• itemisation
• itemise
• itemised
• itemiser