Not burdened.

verb. Simple past tense and past participle of unburden.

adjective. not burdened with difficulties or responsibilities

adjective. not encumbered with a physical burden or load

"One moral reformer in Montana reported this about life in a mining town: Men without the restraint of law, indifferent to public opinion, and unburdened by families, drink whenever they feel like it, whenever they have the money to pay for it, and whenever there is nothing else to do. . ."

unencumbered  

burdened  overburdened  

unburden