expletive
1. [ noun ] profane or obscene expression usually of surprise or anger
Synonyms: oath curse swearing swearword cuss curse_word
Examples:

"expletives were deleted"

Related terms: profanity curse
2. [ noun ] (linguistics) a word or phrase conveying no independent meaning but added to fill out a sentence or metrical line
Related terms: utterance
Similar spelling:   exploitive
  explorative
  explosive
  explosively
  exploitative
  explore
  exploit
  explode