downs — from higher to lower; in descending direction or order; toward, into, or in a lower position: to come down the ladder.
grounds — the solid surface of the earth; firm or dry land: to fall to the ground.
nouns — any member of a class of words that can function as the main or only elements of subjects of verbs (A dog just barked), or of objects of verbs or prepositions (to send money from home), and that in English can take plural forms and possessive endings (Three of his buddies want to borrow John's laptop). Nouns are often described as referring to persons, places, things, states, or qualities, and the word noun is itself often used as an attributive modifier, as in noun compound; noun group. See also noun adjunct, noun clause, noun phrase. Synonyms: substantive, name.
townes — Charles Hard, 1915–2015, U.S. physicist and educator: Nobel Prize in physics 1964.
