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

Not versed (with with or in)

• submersions
• submicrominiature
• submicron
• submicrons
• submicroscopic
• subminiature
• subminiatures
• subminiaturise
• subminiaturised
• subminiaturises
• subminiaturising
• subminiaturize
• subminiaturized
• subminiaturizes
• subminiaturizing
• submiss
• submissible
• submission
• submissions
• submissive
• submissively
• submissiveness
• submissivenesses
• submissly
• submissness