eider/ʹiedə/ noun (pl eiders collectively eider)

• unpractised
• unprecedented
• unpredictable
• unprejudiced
• unpremeditated
• unprepared
• unprepossessing
• unpretentious
• unprincipled
• unprintable
• unprofessional
• unprofitable
• unpromising
• unpronounceable
• unprotected
• unprovoked
• unputdownable
• unqualified
• unquestionable
• unquestioned
• unquestioning
• unquiet
• unquote
• unravel
• unread