The Degrees of Comparison

The Degrees of Comparison (rate ratio) is a term in the English language which is the ratio of the rate-level adjectives (adjectives). As based on its level, The Degrees of Comparison divided into 3 groups:

1.      The Positive degree. (Level Positive / plain)

2.      Comparative degree. (Rate ratio / more)

3.       Superlative degree. (Level best / most)

Comparative shape made from the positive form combined with the suffix-er or-r and more prefix. While Form Superlative is formed from the positive form combined with the suffix-est or-st and most prefix.

How to establish the Degree of Comparison

Adjectives (adjectives) which consists of one syllable, only coupled with the suffix-er and-est.

Positive	Comparative	Superlative
cheap	cheaper	cheapest
great	greater	greatest
tall	taller	tallest
high	higher	highest
small	smaller	smallest
short	shorter	shortest
long	longer	longest
fast	faster	fastest
loud	louder	loudest
low	lower	lowest
old	older	oldest
strong	stronger	strongest
young	younger	youngest

Adjectives consisting of one syllable and ends with a consonant (consonants) that begins with the letter (Vocals), coupled with the suffix-er and-est. The final consonant is doubled.

Positive	Comparative	Superlative
big	bigger	biggest
wet	wetter	wettest
hot	hotter	hottest
fat	fatter	fattest
thin	thinner	thinnest

Adjective (Adjective) that ends with the letter-y and starts one or two consonants, then-y is replaced by-i and then add-er or-est.

Positive	Comparative	Superlative
happy	happier	happiest
lucky	luckier	luckiest
pretty	prettier	prettiest
lazy	lazier	laziest
busy	busier	busiest
crazy	crazier	craziest
dry	drier	driest
easy	easier	easiest
lovely	lovelier	loveliest
funny	funnier	funniest

Adjectives ending in-y and previous letters beginning with vowels (Vocals) also, the letter-y does not change and the direct plus-er or-est.

Positive	Comparative	Superlative
grey	greyer	greyest
lay	layer	layest

The adjective consisting of two syllables and ends with-er or-ow-er or direct coupled-est. 

Positive	Comparative	Superlative
clever	cleverer	cleverest
shallow	shallower	shallowest
slow	slower	slowest

 The adjective consisting of two syllables that end with the letter e, then only plus-r or-st alone.

Positive	Comparative	Superlative
wise	wiser	wisest
polite	politer	politest
brave	braver	bravest
large	larger	largest
nice	nicer	nicest
wide	wider	widest
complete	completer	completest
simple	simpler	simplest

 The adjective consisting of two syllables, but the pressure will fall on the pronunciation the first syllable, not plus-er and-est but coupled with more and most 

Positive	Comparative	Superlative
famous	more famous	most famous
nervous	more nervous	most nervous
charming	more charming	most charming

 Adjectives of three syllables or more, directly coupled with the more or most.

Positive	Comparative	Superlative
careful	more careful	most careful
careless	more careless	most careless
useful	more useful	most useful
useless	more useless	most useless
readable	more readable	most readable
terrible	more terrible	most terrible
difficult	more difficult	most difficult
diligent	more diligent	most diligent
different	more different	most different

 There are some Adjectives (Adjective) which forms Comparative (More) and Superlative (least) it does not follow the rules as set out above, refer to the table below.

Positive	Comparative	Superlative
bad	worse	worst
ill	worse	worst
evil	worse	worst
good	better	best
many	more	most
much	more	most
a little	less	least
little	littler	littlest
late	later later	last latest
old	older elder	oldest eldest
far	farther further	farthest furthest
a few	less	least
few	fewer	fewest
hind	hinder	hindmost

NOTE
Older and oldest are used to people and objects, while the elder and Eldest are only used for the course.

For example:

She is my elder sister.

My truck is older than yours.

Farther and Farthest used to indicate the distance alone, whereas further and furthest are used to indicate the distance and time.

For example:

Bali is farther than the Moluccas.

We shall get further information.

Positive Function Degree (Level Positive)

Positive Degree is used to declare a state of affairs is.

Example:

She is a beautiful girl.

Positive Degree is used to compare two objects or people the same level, either the nature, form or other parts.

Formulas:

as + positive + as

no less than + positive +

not more than + positive +

                                                                                                                                   
Example:
She is as beautiful as her sister.

(Meaning: He is as beautiful as her sister)

She is no less beautiful than her sister.

(Meaning: He is as beautiful as her sister)

She is not more beautiful than her sister.

(Meaning: He is nothing more beautiful than her sister as beautiful = mean)

And to form negative sentences can use the following formula:

not + as + positive + as

Example:
She is not as beautiful as her sister

(Meaning: She's not as pretty as his sister)

Function Comparative Degree (Level comparison / more)

Comparative Degree is used to compare two different objects or people. Or in other words used to claim that some object or person that has more properties than others.

Formula:

Comparative + than

Example:
My house is bigger than his house.

(Meaning: I'm bigger house than the house)

Superlative Degree (Level best / most)

Superlative Degree is used to declare that a person or an object has properties that exceed or surpass than others. It is generally used to compare three or more objects.

Formulas:
the + superlative + nouns + in

the + superlative + of

the + superlative + noun

Example:
He is the funniest student in this class.

(Meaning: He is the funniest student in the class)

She is the most beautiful of all the girls.

(Meaning: She is the most beautiful woman among all women)

This is the most expensive car.

(Meaning: It is the most expensive car)