Simple past tense and past participle of sunbathe.(verb)
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Use "sunbathed" in a sentence
"The day he sunbathed naked outside the kitchen window, I swear there was printing on the window that read "Objects may appear disappointingly smaller in direct sunlight.""
"The press release is dense with the usual verbiage about "creativity, ideas and hopes," but here's what we gathered from it: When Tickets opens on January 11, it'll have a seafood bar upfront -- "a place for dreams and surprising looks," and also a beer bar -- a "perfect place where we will serve a delicious golden star as bright in color as sunbathed wheat and as cold as a spring iceberg.""
"We found a spot where we could see for quite an area round us and we were safe, so we sunbathed and got quite a tan, it was lovely up those mountains."