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• Descriptive grammar is a grammar which describes how a language is actually spoken and /or

  written, and does not state or prescribe how it ought to be spoken or

  written.
• Prescriptive grammar is a grammar which states rules for what is considered the best or most correct

  usage.
• Comparative degree is the form of an adjective or adverb which is used to show comparison

  between two things. In English, the comparative is formed with the suffix -er,

  or with more:
• Superlative degree is the form of an adjective or adverb which shows the most

  or the least in quality, quantity, or intensity. In English, the superlative is

  formed with the suffix -est or with most:
• Pro-forms are forms which can serve as replacements for different elements in a sentence.
• Quantifier is in English, a word or phrase which is used with a noun, and which shows

  quantity
• Indicative mood: the form of the verb used in declarative sentences

  or questions. For example:

  She sat down.

  Are you coming?
• Imperative mood: the form of the verb in imperative sentences. For

  example:

  Be quiet!

  Put it on the table!
• subjunctive mood: the form of the verb often used to express uncertainty, wishes, desires, etc.
• Aspect - a term used to denote the activity, event, or state described by a verb, for

  example whether the activity is ongoing or completed
• grammatical aspect, on the other hand, refers to the resources provided

  by a language (such as verbal auxiliaries, prefixes and suffixes) to encode

  different perspectives taken by a speaker towards activities, events, and

  states.
• Stative verbs usually refer to a state (an unchanging condition). They

  express emotion, knowledge, belief (e.g. love, hate, know) and show rela�tionships (e.g. belong to, equal, own).
• Dynamic verbs express activity and processes (e.g. run, come, buy, read).
• paradigm: a list or pattern showing the forms which a word can have in a grammatical

  system