In obsolete|lang=en terms the difference between advice and lecture
is that
advice is (obsolete) deliberate consideration; knowledge while
lecture is (obsolete) the act of reading.
As nouns the difference between advice and lecture
is that
advice is an opinion recommended or offered, as worthy to be followed; counsel while
lecture is (
senseid) a spoken lesson or exposition, usually delivered to a group.
As a verb lecture is
(
senseid)(ambitransitive) to teach (somebody) by giving a speech on a given topic.