Word Unit: Words in Context (lists of words used in context from various printed media; including, statements that help readers determine how words function in various contents)
Word Unit: Words Seldom Seen by Most People + (there are many words which may be rarely seen by a vast number of people; however, they have been existing and they are still available for one's use or enlightenment)
Word Unit: Words Used in Headlines and Subheadlines as Seen in a Variety of Publications (a collection of English words that have been used in the titles of articles from various printed media)
Word Unit: Zoology (one of the group of biological sciences, each of which deals with an aspect of the study of living things)
Word Unit: Zoology Phyla in Poetic Rhyming + (phyla rhymes or major taxonomic groups, classifying of living organisms, into which animals are divided and made up of several classes in poetic format)