APE - A primate of the clade Hominoidea, generally larger than monkeys and distinguished from them by having no tail.
APP - An application (program), especially a small one designed for a mobile device.
ATE - Simple past of eat.
EAT - To consume (something solid or semi-solid, usually food) by putting it into the mouth and swallowing it.
PAD - A flattened mass of anything soft, to sit or lie on.
PAT - The sound of a light slap or tap with a soft flat object, especially of a footstep.
PEA - A plant, member of the legume (Fabaceae) family.
PEP - To inject with energy and enthusiasm.
TAD - A small amount; a little bit.
TAP - A tapering cylindrical pin or peg used to stop the vent in a cask; a spigot.
TEA - The dried leaves or buds of the tea plant, Camellia sinensis.
APT - Suitable; appropriate; fit or fitted; suited.
PAP - Food in the form of a soft paste, often a porridge, especially as given to very young children.
DATE - The fruit of the date palm. This sweet fruit is somewhat in the shape of an olive, containing a soft pulp and enclosing a hard kernel.
PEAT - A pet, a darling; a woman.
TAPE - Flexible material in a roll with a sticky surface on one or both sides, adhesive tape.
PATE - The head, particularly the top or crown.
TAPED - Simple past tense and past participle of tape.
ADEPT - Well skilled; completely versed; thoroughly proficient.
TAPPED - Simple past tense and past participle of tap.