Ceaseless means going on and on without any pause. Ceaseless noise, ceaseless effort, the ceaseless rain.
It is stronger than constant and carries weariness with it, since anything ceaseless has outlasted somebody's patience. It belongs to noise, rain and work above all.
1adjectiveceaselessGoing on and on without any pause.
“The ceaseless noise of traffic outside kept me awake all night.”
ceaseless is a quality.
Latin
cessō
Middle French
cesser
Middle English
cesen
English
cease
English, today
ceaseless
Built from
From cease + -less. cease comes from Middle English cesen, from Middle French cesser, from Latin cessō. From Middle English cesen, cessen, from Middle French cesser (“to cease”), from Latin cessō (“leave off”), frequentative of cēdō (“to leave off, go away”). Compare secede.
Etymology from Wiktionary, CC BY-SA