yes.
'Enlightened' means 'given knowledge' or 'made aware' or 'freed from prejudice'. 'I enlightened him as to the true situation regarding his sister.'
to be aware of the global issues and dificulties.
realistic
Yes they are true in a Dictionary.
True
True
No, the opposite of a definition is certainly not always true. That would depend on the definitions and the meaning of the opposite.
a pig
yes.
yes.
yes.
yes.