English Grammar Guide


Comparative Adjectives


Usage - Comparative Adjectives

We use comparative adjectives to compare 2 nouns or activities.

  • SUBJECT > OBJECT

Grammar - ADJECTIVES wth 1 syllable

For 1 syllable adjectives we add -er and use than to compare 2 nouns or activities.

  • SUBJ. + BE + ADJ.-er + than + OBJ.
  • tall taller
  • Giraffes are taller than dogs.

Grammar - Consonant-Vowel-Consonant

If the adjective ends with consonant-vowel-consonant (CVC) sounds and the last consonant is a single letter, we double the last consonant and add -er.

  • 1 syllable with CVC sounds:
  • bigbigger
  • Elephants are bigger than cats.

Grammar - 2 Syllables Ending in "-y"

We change -y to -ier for 2 syllable words ending in -y.

  • friendly → friendlier
  • Dogs are friendlier than snakes.

Examples - Comparative Adjectives

SUBJECTBECOMP.thanOBJECT
Giraffesaretallerthandogs.
LondonisolderthanNew York.
Swimmingischeaperthanskiing.

Forms - Consonant-Vowel-Consonant

ADJ.CVCCerCOMP. ADJ.
bigbiggerbigger
hothotterhotter
thinthinnerthinner

Forms - yier

ADJECTIVECOMPARATIVE ADJECTIVE
easyeasier
friendlyfriendlier

Grammar - 2/3/... Syllables Not Ending in "-y"

For other adjectives with 2 syllables or more, we use more with the adjective and use than to compare 2 nouns or activities.

  • SUBJ. + BE + more + ADJ. + than + OBJ.
  • more ex-pen-sive than
  • Gold is more expensive than silver.

Examples - Comparative Adjectives

SUBJ.BEmoreADJECTIVEthanOBJ.
Goldismoreexpensivethansilver.
Dolphinsaremoreintelligentthansharks.
Climbingismoredangerousthansitting.
Marketsaremorecrowdedthanparks.
Symbols & Abbreviations
ADJ.Adjective
COMP.Comparative Adjective
OBJ.Object
SUBJ.Subject

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