Meaning : To a high degree or extent. Favorably or with much respect.
Example :
Highly successful.
He spoke highly of her.
Does not think highly of his writing.
Extremely interesting.
Synonyms : extremely
Meaning : At a high rate or wage.
Example :
Highly paid workers.
Meaning : In a high position or level or rank.
Example :
Details known by only a few highly placed persons.