a `teacher' preferbly
soldier
Someone who explores caves is called a spelunker. But that is 9 letters. Are you sure you are limited to 7 letters?Maybe your answer is spelunk.As in "Dave is going to spelunk today".
teacher
You are someone.
someone-some=one
Penny teaches Baby
Teacher, professor, and instructor are some terms for someone who teaches.
An educator is someone who teaches or learns from someone else.
Encyclicals
... is someone who teaches you about religion.
heretic
They type of French castle that begins with the letters ch and has seven letters is a chateau. A chateau can be with or without fortifications and is usually where someone of nobility resides.