ELM - A tree of the genus Ulmus of the family Ulmaceae, large deciduous trees with alternate stipulate leaves and small apetalous flowers.
LET - To allow to, not to prevent (+ infinitive, but usually without to).
MET - Simple past tense and past participle of meet.
EMU - A large flightless bird native to Australia, Dromaius novaehollandiae.
MELT - Molten material, the product of melting.
MULE - A generally sterile male or female hybrid offspring of a male donkey and a female horse.
MUTE - To silence, to make quiet.
TELL - To count, reckon, or enumerate.
MULL - To work (over) mentally; to cogitate; to ruminate; usually with over.
LUTE - A fretted stringed instrument, similar to a guitar, having a bowl-shaped body or soundbox.
MULLET - A fish of the genus Mugil.