LAZY, INDOLENT, SLOTHFUL mean not easily aroused to activity.

LAZY suggests a disinclination to work or to take trouble.

e.g. take-out foods for lazy cooks

INDOLENT suggests a love of ease and a dislike of movement or activity.

e.g. the heat made us indolent

SLOTHFUL implies a temperamental inability to act promptly or speedily when action or speed is called for.

e.g. fired for being slothful about filling orders

source: Anime Lazy GIF - Anime Lazy Umaru - Discover & Share GIFs

adjective (lazier, laziest)

1. unwilling to work or use energy:

｟非難して｠ 怠け者の, 怠惰な, だらけて, 無精の(↔ hardworking)

e.g. he was too lazy to cook

e.g. I'm very lazy by nature.

characterized by lack of effort or activity:

〖名詞の前で〗くつろいだ, のんびりとした; けだるい〈時間〉

e.g. lazy summer days.

showing a lack of effort or care:

e.g. lazy writing.

(of a river) slow-moving.

(比較なし)｟文 ｠ 〖名詞の前で〗遅い, ゆるやかな〈動き･川の流れなど〉.

2. North American (of a livestock brand) placed on its side rather than upright:

〈家畜の焼印が〉(向きがまっすぐでなく)横に倒して押された.

e.g. a logo with a lazy E.

mid 16th century: perhaps related to Low German lasich ‘languid, idle’.