In Common Usage. emphases is one of the 10000 most commonly used words in the Collins dictionary.
structure. n. 1. a complex construction or entity. 2. the arrangement and interrelationship of parts in a construction, such as a building. 3. the manner of construction or organization: the structure of society.
morphology. n. 1. (Biology) the branch of biology concerned with the form and structure of organisms. 2. (Linguistics) the form and structure of words in a language, esp the consistent patterns of inflection, combination, derivation and change, etc, that may be observed and classified. 3. the form and structure of anything.