constant and earnest effort to accomplish what is undertaken; persistent exertion of body or mind.

Law . the degree of care and caution required by the circumstances of a person.

Obsolete . care; caution.

noun

inactivity , indifference , laziness , lethargy , neglect

noun

activity , alertness , application , assiduity , assiduousness , attention , attentiveness , briskness , care , carefulness , constancy , earnestness , exertion , heed , heedfulness , industry , intensity , intent , intentness , keenness , laboriousness , pertinacity , quickness , sedulousness , vigor , industriousness , dedication , effort , perseverance , sedulity , stagecoach (france) , zeal