endeavour
UK: ɪnˈdɛvə | US: ɪnˈdɛvər
n. a strenuous effort or attempt
vt. to try hard to achieve something
The word "endeavour" originates from Middle English endeveren, derived from the phrase put oneself in duty (en- + devoir). Devoir comes from Old French deveir (duty), tracing back to Latin dēbēre (to owe). The morpheme en- intensifies the sense of commitment, while deavour preserves the core idea of duty. Over time, the meaning shifted from "fulfilling an obligation" to "making a determined effort."
She made every endeavour to finish the project on time.
The team endeavoured to improve their performance.
His scientific endeavours led to groundbreaking discoveries.
Endeavour to be kind in all your interactions.
The endeavour required immense patience and skill.