On is a preposition. 1.  A preposition is a word used to express some relation of different things or thoughts to each other, and is generally placed before a noun or a pronoun.

Too is an adverb of degree. 1.  An adverb is a word added to a verb, a participle, an adjective, or an other adverb; and generally expresses time, place, degree, or manner. 2.  Adverbs of decree are those which answer to the question, How much?  How little? or to the idea of more or less.

Near is a common adjective, of the positive degree; compared, near, nearer, 2.[sic—­KTH] nearest or next. 1.  An adjective is a word added to a noun or pronoun, and generally expresses quality.  A common adjective is any ordinary epithet, or adjective denoting quality or situation. 3.  The positive degree is that which is expressed by the adjective in its simple form.

An is the indefinite article. 1.  An article is the word the, an, or a, which we put before nouns to limit their signification. 2.  The indefinite article is an or a, which denotes one thing of a kind, but not any particular one.

Approach is a common noun, of the third person, singular number, neuter gender, and objective case. 1.  A noun is the name of any person, place, or thing, that can be known or mentioned. 2.  A common noun is the name of a sort, kind, or class, of beings or things. 3.  The third person is that which denotes the person or thing merely spoken of. 4.  The singular number is that which denotes but one. 5.  The neuter gender is that which denotes things that are neither male nor female. 6.  The objective case is that form or state of a noun or pronoun which usually denotes the object of a verb, participle, or preposition.

To is a preposition. 1.  A preposition is a word used to express some relation of different things or thoughts to each other, and is generally placed before a noun or a pronoun.

What is a relative pronoun, of the third person, singular number, neuter gender, and nominative case. 1.  A pronoun is a word used in stead of a noun. 2.  A relative pronoun is a pronoun that represents an antecedent word or phrase, and connects different clauses of a sentence. 3.  The third person is that which denotes the person or thing merely spoken of. 4.  The singular number is that which denotes but one. 5.  The neuter gender is that which denotes things that are neither male nor female. 6.  The nominative case is that form or stats of a noun or pronoun, which usually denotes the subject of a finite verb.