expletive /ek-, ik-splēˈtiv or eksˈpli-tiv/

1. Filling out
2. Added merely to fill up (a line of verse)

1. A swear-word of any kind
2. A meaningless oath
3. A word or anything present merely to fill a gap
4. A word inserted to fill up a sentence or line of verse
5. A meaningless word serving a grammatical purpose only

explēˈtory (also /eksˈpli-/) adjective

1. Serving to fill up
2. Expletive
3. Supplementary

• bum-bees
• bumbershoot
• bumbershoots
• bumble
• Bumble
• bumblebee
• bumblebees
• bumbled
• Bumbledom
• bumble-foot
• bumble-puppy
• bumbler
• bumblers
• bumbles
• bumbling
• bumblings
• bumbo
• bum-boat
• bum-boats
• bumbos
• bum-clock
• bum-clocks
• bumf
• bumfluff
• bumfluffs