What Causes Iching Between Your Fingers

Some basic definitions of English grammar.

(extracted from the Collins Dictionary Inglés)

Active Voice : In the active voice, the subject of the verb does the action . He wrote the book.
Adjective : It describes a noun or a pronoun. A red sweater
Adverb : It modifies a verb, a whole sentence, another adverb, or an adjective. The car runs slowly
Article : Indefinite articles are a and an. The definite article is the. A book / the door
Auxiliary Verb : A verb that is used to indicate the tense, voice or mood of another verb. Be /do /have . He has learned the lesson
Clause : A group of words consisting of a subject and a predicate including a verb. The woman who lives next door is a doctor
Conjunction : Any word or group of words, other than a relative pronoun, that connects words, phrases, or clauses. And, while, etc
Infinitive : A form of the verb not inflected for grammatical categories such as tense and person. To drink (full infinitive) / drink (bare infinitive)
Intensifiers : A word, esp an adjective or adverb, that serves to intensify the meaning of the word or phrase that it modifies. A blooming genius.
Interjection : word that is used in syntactic isolation and that expresses sudden emotion.
Modal Auxiliary Verb : auxiliary verb that expresses possibility, probability, obligation, etc. can, must, could and may are some of them
Noun : word or group of words that refers to as a person, thing, or place. Concrete noun: You can see or touch: Car / book. Abstract noun: You cannot see or touch: happiness / soul . Countable noun: You can count: book / oranges / euros. Uncountable noun: You cannot count: water / music / money
Object : noun, pronoun, or noun phrase whose referent is the recipient of the action of a verb. Direct object: They bought Anne a book. Indirect object: They bought Anne a book
Participle : non-finite form of verbs, used as adjectives. Present participle: -ing form. Past participle: -ed form
Passive Voice : the passive voice, the object (now subject) receives the action of the verb: The book was written by him
Predicate : The part of a sentence in which something is asserted or denied of the subject of a sentence. The part of the sentence usually placed after the main verb. The cat catches mice (in this example, mice is also the direct object)
Preposition : Prepositions usually come before a noun and give information about things like time, place and direction. The cat is under the table. At, in, on, etc
Pronoun : One of a class of words that serves to replace a noun or noun phrase. I / you / he / she / it….Peter is tall or He is tall
Sentence : A group of words capable of standing alone to make an assertion, ask a question, or give a command, usually consisting of a subject and a predicate. They go jogging every morning (Assertion) Do they go jogging every morning? (Ask a question). Go away! (Command)
Subject : A word or phrase about which something is predicated or stated in a sentence. The cat catches mice
Tense : A category of the verb that shows when the action or state occurs. Present / past / future
Verb : A verb describes an action or a state. Like, look, want, etc. I want that book: I: (subject: pronoun replacing a name) want (main verb) that book (predicate and direct object)