"___ boom bah!"
The crossword clue ""___ boom bah!"" is answered by SIS, a 3-letter entry. Used 55 times across 25 distinct years; most recently in 2026; first recorded in 1998. It appears in 10 publications in the xd corpus. Every figure on this page comes from the collection data itself.
The answer
SIS
3 letters. See every clue for this answer on the SIS answer page.
Used 55 times across 25 distinct years; most recently in 2026; first recorded in 1998. It appears in 10 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for SIS
Every other clue in this collection answered by SIS, most used first.
- Bro's sibling - used 136 times, most recently in 2026
- Bro's sib - used 130 times, most recently in 2026
- Bro's kin - used 65 times, most recently in 2025
- Member of the fam - used 64 times, most recently in 2026
- Certain sib - used 62 times, most recently in 2026
- Bro's counterpart - used 59 times, most recently in 2026
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Boom times - UPS, used 84 times
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