endeavour , (British) endeavor (US)
(=attempt) tentative f
→ His first endeavours in the field were wedding films.
(=effort) effort m
→ this exciting new field of endeavour
→ the benefits of investment in scientific endeavour
human endeavour effort m humain
→ It is a marvel of engineering and human endeavour
to endeavour to do sth tenter de faire qch, s'efforcer de faire qch
→ He endeavoured to adopt a positive attitude.