to exert oneself to do or effect something; make an effort; strive: We must constantly endeavor if we are to succeed.
verb (used with object)
2.
to attempt; try: He endeavors to keep things neat in his apartment.
3.
Archaic.to attempt to achieve or gain.
noun
4.
a strenuous effort; attempt.
Also, especially British,en·deav·our.
Origin: 1350–1400;Middle Englishendeveren, from the phrase putten in devoir to make an effort, assume responsibility; compare Anglo-Frenchse mettre en deveir. See en-1, devoir
Related forms
en·deav·or·er; especially British,en·deav·our·er, noun
early 15c., lit. "in duty," from phrase put (oneself) in dever "make it one's duty" (a partial translation of O.Fr. mettre en deveir "put in duty"), from O.Fr. dever "duty," from L. debere "to owe" (see debt). One's endeavors meaning one's "utmost effort" is from late 15c.