end + -less

source: Endless GIF - Find & Share on GIPHY

having or seeming to have no end or limit:

〈広がり･大きさなどが〉終わりのない, 果てしない

e.g. endless ocean wastes

e.g. the list is endless.

countless; innumerable:

｟くだけて｠ 数え切れない, 無数の(innumerable)

e.g. we smoked endless cigarettes.

(of a belt, chain, or tape) having the ends joined to form a loop allowing continuous action:

〖名詞の前で〗〘機〙 循環式の, エンドレスの〈チェーン･テープなど〉

e.g. in combination : endless-loop cassette tapes.

endlessness noun

Old English endelēas (see end, -less).