inconversant /in-konˈvər-sənt or (rare) -kən-vûrˈ/

Not versed (with with or in)

• hyperventilation
• hypervisor
• hypervitaminosis
• hypes
• hypesthesia
• hypesthesic
• hypha
• hyphae
• hyphal
• hyphen
• hyphenate
• hyphenated
• hyphenates
• hyphenating
• hyphenation
• hyphenations
• hyphened
• hyphenic
• hyphening
• hyphenisation
• hyphenisations
• hyphenise
• hyphenised
• hyphenises
• hyphenising