simple past tense and past participle of travel
"She traveled to Japan last year and has since returned home."
In plain English: To have gone to many different places and returned home safely.
"She traveled to Tokyo last year for her vacation."
traveled over or through; sometimes used as a combining term
"The traveler moved quickly across the mountain pass, having traveled over difficult terrain before reaching the valley below."
Frequented by travelers.
"The dusty inn was traveled all winter long by weary merchants seeking shelter."