conscientious
UK: ˌkɒnʃiˈenʃəs | US: ˌkɑːnʃiˈenʃəs
adj. guided by or in accordance with a sense of right and wrong; meticulous and diligent.
conscientious = con<with> + sci<know> + entious<adjective suffix>
- con<with>: From Latin cum, meaning "with" or "together."
- sci<know>: From Latin scire, meaning "to know."
- entious<adjective suffix>: A suffix forming adjectives, often implying a quality or state (e.g., contentious, pretentious).
Etymology Origin:
The word conscientious traces back to Latin conscientia ("knowledge within oneself, moral awareness"), combining con- (intensive) + scire ("to know"). Over time, it evolved to describe someone who acts with careful attention to moral principles or duty. The suffix -ious was added in English to form the adjective, emphasizing a character trait of thoroughness and ethical awareness.
She is a conscientious worker who always meets deadlines.
The teacher praised him for being conscientious about his studies.
A conscientious voter researches candidates before elections.
His conscientious approach to safety prevented accidents.
The doctor was conscientious in explaining the treatment options.