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"solo" is also used as a crossword clue. If that's what you saw, the answer is often unaccompanied (13 letters).
Definitions
without anybody else or anything else
Word origin
Borrowed from Italian solo, from Latin sōlus, probably related to se (“himself”).
Used in a sentence
“Represented by Olney Gleason gallery, she was the subject of a 2025 solo show at the MSU Broad Art Museum in Michigan and recently unveiled a permanent installation at the Princeton University Art Museum.”
“Two of us wearing raincoats / Standing solo / In the sun”
“Wake me up before you go-go / 'Cause I'm not plannin' on going solo”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Done alone”4 letters
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