endeavour

Universal Words (BrE) (AmE endeavor) noun, verb noun [U,C] (formal) an attempt to do sth, especially sth new or difficult: Please make every endeavour to arrive on time. * advances in the field of scientific endeavour * The manager is expected to use his or her best endeavours to promote the artist's career. * The public bombarded the company with complaints in an endeavour to have the price increases revoked. verb [Vtoinf] (formal) to try very hard to do sth SYNSTRIVE: I will endeavour to do my best for my country.