What does arduousness mean?
Arduousness is a noun denoting the quality of being arduous — that is, demanding sustained physical or mental effort, endurance, and perseverance. Where 'difficult' can describe a single tricky step, arduousness implies a long, wearing struggle: an expedition, a years-long research project, or a grueling recovery. The word derives from the Latin 'arduus', meaning steep or hard to climb, and entered English through the adjective 'arduous' in the seventeenth century. It belongs chiefly to formal and literary registers; speakers rarely use it in casual conversation, preferring plainer terms such as 'hard' or 'tough'. Its synonyms include difficulty, laboriousness, and strenuousness, while its natural opposites are ease and effortlessness. Writers reach for it when they want to emphasize not just that something is hard, but that its hardness is prolonged and testing — a nuance that makes it valuable for describing journeys, labors, and endeavors of every kind.
nounThe quality or state of being arduous; the degree to which something demands sustained effort, difficulty, and endurance.
- The quality of requiring great effort, labor, or endurance; the difficulty of a task or undertaking.
"She underestimated the arduousness of the climb and nearly turned back halfway."
"The arduousness of writing a novel over ten years tested her resolve daily."
"Hikers spoke of the arduousness of the ascent, which took them twelve hours through deep snow."
Arduousness comes from the Latin 'arduus', meaning 'steep' — so when Romans called a path arduous, they literally meant it was uphill.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of arduousness
Arduousness is formed from 'arduous', an adjective borrowed in the early seventeenth century from French 'ardeux' or directly from Latin 'arduus', meaning 'steep, high, difficult to climb'. The Latin root gave Romance languages their own cognates, such as Italian and Spanish 'arduo'. The suffix '-ness' was added within English to create an abstract noun expressing the quality itself, following a common English pattern for turning adjectives into nouns.
Related word forms
How arduousness is actually used
A formal, somewhat literary noun used mainly in written English; in everyday speech people more often simply say a task was 'arduous' or 'really hard'. It carries a connotation of prolonged, exhausting effort rather than momentary difficulty.
Easily confused with arduousness
Ardor means intense passion or enthusiasm, whereas arduousness refers to how difficult and effortful a task is.