Form
Adjective-er / more + Adjective + than
(To compare two things directly)
He is taller than his brother.
This book is more interesting than that one.
Meanings
The number of syllables in the adjective is key.
- 1 Syllable: Add -er / -est.
old → older → oldest - 2 Syllables ending in -y: Change -y to -i and add -er / -est.
happy → happier → happiest - 2+ Syllables (not ending in -y): Use more / most.
modern → more modern → the most modern
Spelling Rules:
- Ends in -e → add -r / -st (large → larger)
- Ends in CVC → double final consonant (big → bigger)