mite

mite /ˈmaɪt/ noun
plural mites
mite
/ˈmaɪt/
noun
plural mites
Britannica Dictionary definition of MITE
[count]
1 
: a very small creature that often lives on plants, animals, and foods — see also dust mite
2 
: a small person (such as a child) or thing
3 
old-fashioned : a very small amount

a mite

: to a small degree : somewhat or slightly