Grammar

5. unit Lexical unit formed by two or more words to yield a new concept, different from the composition of the meaning of its elements.
6. Represents wh-words.
9. Also known as a helping verb, and is used to emphasize and put more stress on the main verb in mood, tense and aspect. An auxiliary must always be followed by a “to”.
13. Are linking words that introduce clauses which cannot stand alone without another clause.
15. The meaning or interpretation of a word or a sentence.
16. Numerals answer the question 'Which?' and serve to place entities in order or in a series, they can be used either like determiners, before a noun, or as head of a noun phrase and also used to form fractions.
18. A word which shows the relationship of noun or pronoun with other words(places, date, location, etc)
19. The smallest grammatical unit in a langauge.
21. The arrangement of words in a sentence.

1. Consists of a small set of simple forms.
2. They introduce clauses following verbs, adjectives or nouns, complementing or completing the meaning of these keywords in the main clause
3. Numerals answer the question 'How many?' and are most commonly used like determiners, can be followed by a noun or also occur as heads of noun phrases.
4. They are normally optional elements, and can be placed either at the beginning, middle, or end of the main clause.
7. A word or phrase which is used to express the amount, number or quantity.
8. Are used to indicate a relationship between two units such as phrases or clauses.
10. An affix that is attched to the end of a root.
11. A family grouping of words, especially words that habitually appear together and convey meaning by association.
12. Expressions whose meaning cannot be completely understood from the meaning of the component parts.
14. An affix that is joint before the root of a word.
17. The minimal unit of lexicon in a language.
20. Which is used instead of a noun that has been mentioned within a sentence or in other sentence already.