Sibling nickname
The crossword clue "Sibling nickname" is answered by SIS, a 3-letter entry. Used 30 times across 10 distinct years; most recently in 2026; first recorded in 2005. It appears in 13 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 30 times across 10 distinct years; most recently in 2026; first recorded in 2005. It appears in 13 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other answers for this clue
The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.
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
- "___ boom bah!" - used 55 times, most recently in 2026
- Female sib - used 36 times, most recently in 2026
- Female sibling, for short - used 34 times, most recently in 2026
- Sibling's nickname - used 31 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.
- Capote nickname - TRU, used 128 times
- Lincoln nickname - ABE, used 97 times
- Onassis nickname - ARI, used 91 times
- Cowboy nickname - TEX, used 40 times
- Lincoln's nickname - ABE, used 39 times
- Eisenhower's nickname - IKE, used 36 times
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