food, look, door,
Afar is a four letter word with f and a as the 2 middle letters in that order.
the word 'letter'?
pigpen
misfit
hi
there is double letters in the middle of the each word
dreidel
The middle of a word with six letters is often referred to as the "third" and "fourth" letters, since they occupy the center positions. In a six-letter word, the middle letters can be considered the heart or center of the word. If you're looking for a specific term, "center" is a fitting descriptor, but it is not six letters long.
balloon
Rameshwaram
throw-off
A five-letter word that means "maybe" is "might."