Positive

начальная

Comparative

сравнительная

(+ than)

Superlative

превосходная

(самый ....)

1) прилаг

2) -------y

3) ---гласный + согл

прилаг + er

--------ier

-- гласн+согл+согл+ er

the прилаг+est

the -------iest

the --гласн+согл+согл+est

long

longer

the longest

big

bigger

the biggest

easy

easier

the easiest

Positive

начальная

Comparative

сравнительная

(+ than)

Superlative

превосходная

(самый ....)

прилаг

more прилаг

the most прилаг

beautiful

more beautiful

the most beautiful

useful

more useful

the most useful

Positive

начальная

Comparative

сравнительная

(+ than)

Superlative

превосходная

(самый ....)

good

better

the best

bad

worse

the worst

much

many

more

the most

little

less

the least

      old

older

elder (старший - перед son, daughter, brother, sister, grandson, granddaughter)

the oldest

the eldest (самый старший -  перед on, daughter, brother, sister, grandson, granddaughter

     far

farther (расстояние)

further (information и расстояние)

the farthest (расстояние)

the furthest (information и расстояние)

As sly as a fox, as strong as an ox
As fast as a hare, as brave as a bear
As free as a bird, as neat as a word
As quiet as a mouse, as big as a house

All I wanna be, all I wanna be, oh
All I wanna be is everything

As mean as a wolf, as sharp as a tooth
As deep as a bite, as dark as the night
As sweet as a song, as right as a wrong
As long as a road, as ugly as a toad

As pretty as a picture hanging from a fixture
Strong like a family, strong as I wanna be
Bright as day, as light as play
As hard as nails, as grand as a whale

All I wanna be, oh, all I wanna be, oh
All I wanna be is everything, everything at once
Everything at once, oh, everything at once

As warm as the sun, as silly as fun
As cool as a tree, as scary as the sea
As hot as fire, cold as ice
Sweet as sugar and everything nice

As old as time, as straight as a line
As royal as a queen, as buzzed as a bee
As stealth as a tiger, smooth as a glider
Pure as a melody, pure as I wanna be

All I wanna be, oh, all I wanna be, oh
All I wanna be is everything, everything at once

Еще несколько идиом с as ..  as 

As blind as a bat - слепой как летучая мышь ( подслеповатый)
As bold as brass - смелый как латунь (бесстыжий, наглый, нахальный )
As busy as a bee - занятый как пчелка (трудолюбивый)
As cold as ice - холодный как лед (бесчувственный, ледяной)
As cool as a cucumber - прохладный как огурец (спокойный, совершенно невозмутимый, не теряющий хладнокровия)
As cunning/sly as a fox - хитрый как лиса (хитрый)
As different as chalk from cheese - (совершенно непохожий, ничего общего)
As dry as a bone - сухой как кость (совершенно сухой, высохший, пересохший)
As fit as a fiddle - в форме как скрипка (в добром здоровье, здравии, совершенно здоров, в прекрасном настроении)
As free as a bird - свободный как птица (свободный как ветер)
As hot as hell - жарко как в аду (очень жарко, невыносимо)
As light as a feather - легкий как перышко
As nutty as a fruitcake - (психованный, чокнутый)
As obstinate/stubborn as a mule - упрямый как мул (упрямый как осел)
As old as the hills - старый как холмы (очень древний, старый, старо как мир)
As proud as a peacock - гордый как павлин (спесивый, горделивый, тщеславный)
As safe as a church - безопасный как церковь ( абсолютно надежный, безопасный, как за каменной стеной)
As sick as a cat - больной как кот (испытывает приступ тошноты)
As silent/quiet as the grave - тихий как могила (безмолвный, молчаливый, хранящий тайну, нем как рыба)
As slippery as an eel - скользкий как угорь (изворотливый, увертливый, голыми руками не возьмешь)
As slow as a snail - медленный как улитка ( очень медленный, медлительный)
As solid as a rock - крепкий как скала (надежный, твердый как камень)
As strong as an ox/ a bull - сильный как бык (здоров как бык)
As tough as nails/old boots - прочный как ногти /старые ботинки (крепкий, выносливый)
As white as a sheet/ghost - белый как простыня/привидение (бледный)
As wise/solemn as an owl - мудрый как сова