ACE - A single point or spot on a playing card or die.
ARC - A directed edge.
ARE - Second-person singular simple present tense of be.
CAR - A wheeled vehicle, drawn by a horse or other animal.
EAR - The organ of hearing, consisting of the pinna, auditory canal, eardrum, malleus, incus, stapes and cochlea.
ERA - A time period of indeterminate length, generally more than one year.
RAN - Simple past of run.
ACNE - A skin condition, usually of the face, that is common in adolescents. It is characterised by red pimples, and is caused by the inflammation of sebaceous glands through bacterial infection.
AREA - A measure of the extent of a surface; it is measured in square units.
CANE - The slender, flexible main stem of a plant such as bamboo, including many species in the Grass family Gramineae.
CARE - Grief, sorrow.
RACE - A contest between people, animals, vehicles, etc. where the goal is to be the first to reach some objective. Several horses run in a horse race, and the first one to reach the finishing post wins.
ACRE - A field.
ARENA - An enclosed area, often outdoor, for the presentation of sporting events (sports arena) or other spectacular events; earthen area, often oval, specifically for rodeos (N. America) or circular area for bullfights (especially Hispanic America).
CRANE - A large bird of the order Gruiformes and the family Gruidae having long legs and a long neck which it extends when flying.
ARCANE - Understood by only a few; obscure; requiring secret or mysterious knowledge.