Pensive
Part of speech: adjective
Definition: Having the appearance of deep, often melancholic, thinking. Looking thoughtful, especially from sadness.
Reflective
Part of speech: adjective
Definition: Something which reflects, or redirects back to the source.Thinking back on the past.
Example sentence: But I know that the vote of 9 out of 10 black Americans for the Democratic Party or for leftist kinds of policies just is not reflective of their opinions.