Rule 1
Example
As soon as I walked in that farm I saw two deers.
Correct statement : As soon as I walked in that farm I saw two deer.
Sheeps are grazing in the farm.
Correct statement: Sheep are grazing in the farm.
Rule 2
A compound noun is not used in the plural form for that condition is if the noun does the work of an adjective.Example
A Twenty miles journey.
Correct statement : A Twenty mile journey.
A ten rupees note.
Correct statement : A ten rupee note.
Example.
Hour after hours.
Correct statement : Hour after hour
Time to times.
Correct statement : Time to time.
Example.
Her sister's in law's house is very beautiful.
Correct statement : Her sister in law's house is very beautiful.
This is my father's in law's car.
Correct statement : This is my father in law's car.
Example.
Incorrect: Viksas's Car
Correct: Vikas' Car.
Incorrect: Boys's Hostel
Correct: Boys' Hostel
A ten rupees note.
Correct statement : A ten rupee note.
Rule 3
If same noun comes before preposition and after preposition then the after preposition noun should be in singular form.Example.
Hour after hours.
Correct statement : Hour after hour
Time to times.
Correct statement : Time to time.
Rule 4
While using compound nouns with apostrophe 's', the apostrophe should be put only with the last word.Example.
Her sister's in law's house is very beautiful.
Correct statement : Her sister in law's house is very beautiful.
This is my father's in law's car.
Correct statement : This is my father in law's car.
Rule 5
If any noun or a word ending with 's' and which is in the possessive form in that case use apostrophe without 's'.Example.
Incorrect: Viksas's Car
Correct: Vikas' Car.
Incorrect: Boys's Hostel
Correct: Boys' Hostel
Rule 6
Some noun gives different meaning when s or es is used with them.
Example.
Quarter is a noun whose meaning is one forth.
Quarters is a noun whose meaning is place of residence.
Example.
He has dozens of potatoes.
Correct statement : He has dozen potatoes.
Gopal has millions of dollars.
Correct statement: Gopal has million dollars.
Example.
Summer and winter vacation is compulsory in his school.
Correct statement : Summer and winter vacation are compulsory in his school.
Social and cultural life in India is changing very fast.
Quarter is a noun whose meaning is one forth.
Quarters is a noun whose meaning is place of residence.
Rule 7
Some noun which are used for expressing length and measurements should always be used in singular form and do not use 'of ' after such nouns.Example.
He has dozens of potatoes.
Correct statement : He has dozen potatoes.
Gopal has millions of dollars.
Correct statement: Gopal has million dollars.
Rule 8
When two adjectives having different meaning and which is qualifying same noun are always used with plural verbs.Example.
Summer and winter vacation is compulsory in his school.
Correct statement : Summer and winter vacation are compulsory in his school.
Social and cultural life in India is changing very fast.
Correct statement : Social and cultural life in India are changing very fast.
Rule 9
We should carefully use plural forms of some noun.some of them are given below.| Singular Noun | Plural Noun |
|---|---|
| Mouse | Mice |
| Stadium | Stadia |
| Criterion | Criteria |
| Phenomenon | Phenomena |
| Crisis | Crises |
| Radius | Radii |
| Syllabus | Syllabi |
| Alumnus | Alumni |
| Addendum | Addenda |
| Mother in law | Mother's in law |
| Basis | Bases |
| Matrix | Matrices |
| Fungus | Fungi |
