to strive; strive; to endeavour; endeavour; to endeavor; endeavor; to make an effort; make an effort; to be zealous; zealous; to work hard; to try hard; to strive; to endeavour; to endeavor; to devote oneself to; to make an effort; to be zealous; work hard; to try hard; to strive; to endeavour; to endeavor; to devote oneself to; to make an effort; to be zealous
