Where does middle c get its name from

Middle C, though, does get its name from its position between the bass and treble clefs that make up the typical Grand Staff.

so basically there is this thing called a grand staff and it is essentially just the treble clef and bass clef staffs put together so it would have ten lines and eight spaces not 5 and 4.  middle c got its name because it is sitting in between in treble clef it is right down the bottom but in bass clef it is right up the top.  this is the same note equivalent

line or color need to see questions

your word would be isle.

isle is an island or peninsula especially a small one.

if you add the letter "a" you get aisle, which is a passage between 2 rows of something like chairs, shelves, or something else.