interfile /in-tər-fīlˈ/

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

• railway
• railway carriage
• railway carriages
• railway crossing
• railway crossings
• railwayman
• railwaymen
• railways
• railway-stitch
• railwoman
• raiment
• raiments
• rain
• rainband
• rainbands
• rainbird
• rainbirds
• rain-bound
• rainbow
• rainbow-chaser
• rainbow-chasers
• rainbow coalition
• rainbow coalitions
• rainbow-coloured
• rainbow dressing