AIM - The pointing of a weapon, as a gun, a dart, or an arrow, or object, in the line of direction with the object intended to be struck; the line of fire; the direction of anything, as a spear, a blow, a discourse, a remark, towards a particular point or object, with a view to strike or affect it.
AIR - The atmospheric substance above the surface of the earth which animals breathe, formerly considered to be a single substance, one of the four basic elements of ancient philosophy and one of the five basic elements of Eastern traditions.
ARM - The portion of the upper human appendage, from the shoulder to the wrist and sometimes including the hand.
ART - Human effort to imitate, supplement, alter, or counteract the work of nature.
MAR - To spoil, to damage.
MAT - A flat piece of coarse material used for wiping one's feet, or as a decorative or protective floor covering.
MIX - To stir two or more substances together.
RAM - A male sheep.
RAT - A medium-sized rodent belonging to the genus Rattus.
RIM - An edge around something, especially when circular.
TAR - A black, oily, sticky, viscous substance, consisting mainly of hydrocarbons derived from organic materials such as wood, peat, or coal.
TAX - Money paid to the government other than for transaction-specific goods and services.
MAX - Maximum function.
TAXI - A vehicle that may be hired for single journeys by members of the public, driven by a taxi driver.
TRIM - To reduce slightly; to cut; especially, to remove excess; e.g. 'trim a hedge', 'trim a beard'.
MART - A market.
TRAM - A passenger vehicle for public use that runs on tracks in the road.
MATRIX - The womb.