NET - A mesh of string, cord or rope.
NUT - A hard-shelled seed.
TEN - A numerical value equal to 10; the number occurring after nine and before eleven, represented in Roman numerals as X, in Arabic numerals as 10, and in the hexadecimal system (base 16) as A.
TIE - A necktie (item of clothing consisting of a strip of cloth tied around the neck).
TIN - A malleable, ductile, metallic element, resistant to corrosion, with atomic number 50 and symbol Sn.
NIT - The egg of a louse.
QUIT - To pay (a debt, fine etc.).
TENT - A pavilion or portable lodge consisting of skins, canvas, or some strong cloth, stretched and sustained by poles, used for sheltering persons from the weather.
TUNE - A melody.
UNIT - A standard measure of a quantity.
TINT - A slight coloring.
TINE - A spike or point on an implement or tool, especially a prong of a fork or a tooth of a comb.
QUIET - With little or no sound; denoting absence of disturbing noise.
QUITE - To the greatest extent or degree; completely, entirely.
UNITE - To come or bring together as one.
UNTIE - To loosen, as something interlaced or knotted; to disengage the parts of; as, to untie a knot.
QUINTET - A composition (a type of chamber music) in five parts (typically each a singer or instrumentalist, sometimes several musicians).