Not supervised; not being constantly observed.(adjective)
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Use "unsupervised" in a sentence
"I like to give my pup some alone time as well, but leaving him in my fenced in yard for more than say an hour unsupervised is a little iffy in my opinion."
"Yet she was allowed on the streets of what is called unsupervised probation."
"I used to roam for hours, hiking through the fields and woods or bicycling down country roads, completely unsupervised, which is unheard of today."