Sonny's sibling
The crossword clue "Sonny's sibling" is answered by SIS, a 3-letter entry. Used 22 times across 14 distinct years; most recently in 2000; first recorded in 1977. It appears in 3 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 22 times across 14 distinct years; most recently in 2000; first recorded in 1977. It appears in 3 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.
- Family nickname - used 160 times, most recently in 2026
- Bro's sibling - used 136 times, most recently in 2026
- Bro's sib - used 130 times, most recently in 2026
- Family member - used 104 times, most recently in 2022
- 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
- Fam. member - used 39 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
- Sibling nickname - used 30 times, most recently in 2026
- Family girl - used 27 times, most recently in 2025
- Lisa, to Bart - used 23 times, most recently in 2023
- Venus, to Serena - used 23 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.
- Sis's sibling - BRO, used 31 times
Search the clue collection
Search by clue words or by answer, or type a pattern with the letters you have and a blank for each square you do not know. The characters _ ? . and - all work as blanks.