You can describe someone as nosy, nervous, nasty, naughty, neighborly, noisy or nice. They begin with the letter n.
something you could buy at a store that starts with the letter n is NAILS.....
NUTMEG?
noodles
A nail
NO
nail
NECTARINES
Nice Weather
nachos,
Nesquik &/or Nuts.
New Orleans
Narwhal