vers-, vert-, -verse, -version, -version, -versation, -versal, -versary, -vert, vort-, vors-

(Latin: bend, turn)

inadvertent
inadvertently
incontrovertible
incontrovertibleness
incontrovertibly
inconversant
inconvertible
inconvertibleness
inconvertibly
infraversion
introrse
introversion
introversive
introvert
inverse

Inter-related cross references involving word units meaning "bend, curve, turn": diversi-; diverticul-; flect-, flex-; gyro-; meand-; -plex; streph-; stroph-; tors-; tropo-; verg-; volv-.