Notas:

Algunos adjetivos forman comparativo y superlativo con -er y -est.
Los adjetivos largos usan more y most, por ejemplo:
beautiful - more beautiful - most beautiful
interesting - more interesting - most interesting
Formas irregulares:
good - better - best
bad - worse - worst
far - farther/further - farthest/furthest

1. Los adjetivos forman comparativo y superlativo con -er y -est. small -> smaller -> smallest young -> younger -> youngest cheap -> cheaper -> cheapest big -> bigger -> biggest hot -> hotter -> hottest Formas irregulares: good -> better -> best bad -> worse -> worst far -> farther/further -> farthest/furthest little -> less -> least many/much -> more -> most 2. Formacion de adverbios con el sufijo -ly: quick -> quickly slow -> slowly careful -> carefully quiet -> quietly easy -> easily Excepciones: good -> well fast -> fast hard -> hard late -> late early -> early 3. Formacion de sustantivos desde verbos y adjetivos: Sufijo -ment: develop -> development, agree -> agreement Sufijo -tion/-sion: inform -> information, decide -> decision Sufijo -ness: happy -> happiness, dark -> darkness Sufijo -ity: active -> activity, possible -> possibility 4. Formacion de adjetivos desde sustantivos y verbos: Sufijo -ful: beauty -> beautiful, use -> useful Sufijo -less: hope -> hopeless, care -> careless Sufijo -ous: danger -> dangerous, mystery -> mysterious Sufijo -al: nature -> natural, music -> musical Sufijo -ive: attract -> attractive, create -> creative 5. Formacion de verbos desde sustantivos y adjetivos: Sufijo -ize/-ise: modern -> modernize, organ -> organize Sufijo -ify: simple -> simplify, beauty -> beautify 6. Formacion de sustantivos de profesion o rol: Sufijo -er/-or: teach -> teacher, act -> actor Sufijo -ist: art -> artist, science -> scientist Sufijo -ian: music -> musician, history -> historian 7. Formacion del plural: book -> books, car -> cars box -> boxes, dish -> dishes city -> cities, party -> parties Irregulares: man -> men, child -> children, tooth -> teeth 8. Formacion de pasado y participio: Regulares: walk -> walked, play -> played y -> ied: study -> studied, try -> tried Doble consonante: stop -> stopped, plan -> planned Irregulares: go -> went -> gone, take -> took -> taken 9. Formas con -ing (gerundio y participio presente): run -> running make -> making swim -> swimming write -> writing come -> coming 10. Formacion de palabras negativas: un-: happy -> unhappy in-: correct -> incorrect im-: possible -> impossible ir-: regular -> irregular il-: legal -> illegal dis-: agree -> disagree 11. Formacion con significado opuesto: anti-: social -> antisocial de-: activate -> deactivate mis-: understand -> misunderstand 12. Sufijos -able/-ible (capacidad o posibilidad): read -> readable access -> accessible break -> breakable notice -> noticeable flex -> flexible 13. Formas femeninas tradicionales: actor -> actress waiter -> waitress prince -> princess host -> hostess god -> goddess 14. Adverbios de frecuencia y modo: usual -> usually rare -> rarely frequent -> frequently sudden -> suddenly quiet -> quietly 15. Sustantivos de estado o cualidad: dark -> darkness weak -> weakness ill -> illness aware -> awareness lonely -> loneliness