DEN - The home of certain animals.
END - The final point of something in space or time.
NUT - A hard-shelled seed.
PEN - An enclosed area used to contain domesticated animals, especially sheep or cattle.
PET - An animal kept as a companion.
PUT - To place something somewhere.
PUN - To beat; strike with force; ram; pound, as in a mortar; reduce to powder.
DUN - A brownish grey colour.
DENT - A shallow deformation in the surface of an object, produced by an impact.
DUNE - A ridge or hill of sand piled up by the wind.
PUNT - A pontoon; a narrow shallow boat propelled by a pole.
TEND - To kindle; ignite; set on fire; light; inflame; burn.
TUNE - A melody.
DUPE - To swindle, deceive, or trick.
DUET - A musical composition in two parts, each performed by a single voice (singer, instrument or univoce ensemble).
NUDE - Without clothing or other covering of the skin.
PENT - Confined in a pen, imprisoned.
TUNED - Adjusted in pitch or resonance.
PUNTED - Simple past tense and past participle of punt.