Aspect (trade union)
WordNet
noun
(1) The feelings expressed on a person's face
"A sad expression"
"A look of triumph"
"An angry face"
(2) A characteristic to be considered
(3) A distinct feature or element in a problem
"He studied every facet of the question"
(4) The visual percept of a region
"The most desirable feature of the park are the beautiful views"
(5) The beginning or duration or completion or repetition of the action of a verb