In obsolete terms the difference between adventure and courage
is that
adventure is risk; danger; peril while
courage is to encourage.
As nouns the difference between adventure and courage
is that
adventure is the encountering of risks; hazardous and striking enterprise; a bold undertaking, in which hazards are to be encountered, and the issue is staked upon unforeseen events; a daring feat while
courage is the quality of a confident character not to be afraid or intimidated easily but without being incautious or inconsiderate.
As verbs the difference between adventure and courage
is that
adventure is to risk or hazard; jeopard; venture while
courage is to encourage.