mend
A four letter word that starts with J and ends with M: jism.
MeatMateMakeMindMineMintMoodMeekMaleMailMassmast
mademailmalemikemildmenumilk
Item.
mess
manx
A mild oath that starts with "e" is usually "egad." Perhaps the "m" is incorrect.
s for seek
Make is a word that means to create and starts with "m".
Moon
A muscle is a 7 letter word that starts with m and helps you run fast.
A seven (7) letter word that starts with M and ends with O: memento