interfile /in-tər-fīlˈ/

1. To place among other items in a file
2. To combine in one file

• unobtrusiveness
• unobtrusivenesses
• unobvious
• unoccupied
• unoffended
• unoffending
• unoffensive
• unoffered
• unofficered
• unofficial
• unofficially
• unofficious
• unoften
• unoiled
• unopened
• unoperative
• unopposed
• unoppressive
• unordained
• unorder
• unordered
• unordering
• unorderly
• unorders
• unordinary