Suffixes, 1: "-ion" creates nouns that show the meaning of 'action, state, process, results,' and so on.

However, the preposition+relative pronoun (which) part becomes a relative adverb (where).

Things that modify nouns (adjective, or adjectival equivalent).

In English there are eight main parts of speech: noun, verb, adjective, adverb, pronoun, preposition, conjunction and finally interjection.

Accordingly, besides noun declension patterns, there also existed a greater variety of verb conjugation patterns than in Modern English.

Sometimes a verb is derived from a noun and sometimes it is the other way around.

Alex seemed to learn nouns such as "paper," "key" and "cork," and color names such as "red," "green" and "yellow."

In Esperanto, nouns end with "o". Plurals are formed with the addition of "j".

Things that modify nouns are prototypically adjectives or equivalent to adjectives.

Things that modify nouns are adjectives or equivalent to adjectives.