interfile /in-tər-fīlˈ/

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

• tight-lacers
• tight-laces
• tight-lacing
• tight-lipped
• tightly
• tightly-knit
• tightness
• tightnesses
• tightrope
• tightropes
• tights
• tight spot
• tightwad
• tightwads
• tighty-whities
• tiglon
• tiglons
• the story goes
• the straight and narrow
• the sum of things
• the Supreme Being
• the sword of Damocles
• theta
• the tail wagging the dog
• the tane