plum
There does not appear to be a fruit with a name fitting that description. Are you certain that the name you are seeking isn't "lemon" ? Lemon is a 5 letter name of a fruit that starts with "L" and ends ith "N" However the third letter is an "M" instead of an "L". Perhaps you are doing a crossword puzzle and have the third letter (word) incorrect in the crossword puzzle.
mango
PLUM. The answer is plum.
Michael Kors is a watch brand. It begins with the letter M.
Marvelous is a synonym for good. It begins with the letter m.
muslin
Salmon
Marge and Maggie out of 'The Simpsons' begin with the letter "M"...
Methane is a gas. It begins with the letter m.
Steve Martin and Steve McQueen are actors. Their name begins with the letter m.
Mead
madhyam