Reglas de Ortografía del Inglés: Guía Completa
La ortografía inglesa sigue patrones definidos — una vez que conoces las reglas, las palabras difíciles se vuelven predecibles. Esta guía cubre las reglas ortográficas más importantes con ejemplos claros.
48 items · 6 topics
"i before e"
Write "ie" after most consonants (not c)
""believe", "achieve", "field", "piece""
"e before i after c"
Write "ei" after the letter c
""receive", "ceiling", "deceive", "perceive""
"ei for /eɪ/ sound"
Write "ei" when the sound is "ay"
""eight", "weight", "vein", "neighbor""
"weird exceptions"
A few common words break the ie/ei rule
""weird", "seize", "either", "leisure""
"science words"
"ei" appears in many scientific terms
""protein", "caffeine", "Einstein""
"grief / brief"
"ie" gives the /iː/ sound after g, r, b
""grief", "brief", "chief", "thief""
"neither / neither"
"ei" is used in "neither" and "either"
""Neither option is correct." (common exception)"
"financier"
French loanwords sometimes use "ier" without breaking the rule
""financier", "glacier", "cavalier""
"magic e makes vowel long"
A final "e" makes the preceding vowel say its name
""hop" → "hope"; "kit" → "kite"; "cap" → "cape""
"drop e before vowel suffix"
Remove silent e before -ing, -ed, -er, -able
""make" → "making"; "love" → "lovable""
"keep e before consonant suffix"
Keep silent e before -ment, -ness, -less, -ful
""hope" → "hopeful"; "care" → "careless""
"keep e after soft c or g"
Keep e in -ce/-ge before -able/-ous to preserve soft sound
""notice" → "noticeable"; "change" → "changeable""
"dye → dyeing"
Keep e in "dye", "hoe", "toe" before -ing to avoid confusion
""dye" → "dyeing" (not "dying")"
"e after v"
English words almost never end in v; add e
""have", "give", "live", "love", "dove""
"e after u"
"ue" at the end signals the /juː/ or /uː/ sound
""blue", "true", "argue", "continue""
"judge / bridge"
Write "dge" not "dj" after a short vowel
""judge", "bridge", "badge", "hedge""
"1-1-1 doubling rule"
Double the final consonant: 1 syllable, 1 vowel, 1 consonant
""run" → "running"; "sit" → "sitting"; "big" → "bigger""
"stressed final syllable"
Double when the final syllable is stressed before a vowel suffix
""begin" → "beginning"; "prefer" → "preferred""
"no doubling for two vowels"
Do not double after two vowels
""read" → "reading" (not "readding")"
"no doubling for two consonants"
Do not double when consonant cluster already exists
""help" → "helping" (not "helpping")"
"no doubling x or w"
"x" and "w" are never doubled before a suffix
""box" → "boxing"; "flow" → "flowing""
"British -l doubling"
British English doubles final -l even in unstressed syllables
"UK: "travel" → "travelling"; US: "traveling""
"stop → stopped"
CVC words ending in -p, -t, -n, -m follow the 1-1-1 rule
""stop" → "stopped"; "plan" → "planned""
"panic → panicked"
Add -k before -ed/-ing when word ends in -c
""panic" → "panicked"; "mimic" → "mimicking""
"add -s"
Most nouns simply add -s
""cat" → "cats"; "book" → "books"; "day" → "days""
"add -es after sibilants"
Add -es after -s, -sh, -ch, -x, -z
""bus" → "buses"; "box" → "boxes"; "watch" → "watches""
"consonant + y → ies"
Change y to i and add -es when a consonant precedes y
""city" → "cities"; "baby" → "babies"; "fly" → "flies""
"vowel + y → ys"
Just add -s when a vowel precedes y
""day" → "days"; "boy" → "boys"; "key" → "keys""
"f / fe → ves"
Many nouns ending in -f or -fe change to -ves
""leaf" → "leaves"; "knife" → "knives"; "wolf" → "wolves""
"o endings vary"
Some -o words add -es, others just -s
""tomato" → "tomatoes"; "photo" → "photos"; "piano" → "pianos""
"irregular plurals"
A set of common nouns have irregular plural forms
""man" → "men"; "tooth" → "teeth"; "mouse" → "mice""
"unchanged plurals"
Some nouns are the same in singular and plural
""sheep", "deer", "fish", "species", "aircraft""
"y → i before suffix"
Change y to i before most suffixes (except -ing)
""happy" → "happily", "happiness"; "carry" → "carried""
"keep y before -ing"
Always keep y before -ing to avoid double i
""try" → "trying"; "fly" → "flying"; "carry" → "carrying""
"y stays after vowel"
Do not change y when a vowel comes before it
""enjoy" → "enjoyed"; "play" → "played", "plays""
"-ify verbs"
Verbs ending in -ify follow y → i before -es, -ed, -er
""identify" → "identifies"; "clarify" → "clarified""
"final y adjective comparatives"
Change y to i for -er and -est comparatives
""easy" → "easier", "easiest"; "funny" → "funnier""
"y at word start"
Initial y is a consonant and never changes
""yellow", "yes", "year", "yet" — y stays as is"
"words ending -ey keep e"
Nouns ending -ey simply add -s for plural
""monkey" → "monkeys"; "turkey" → "turkeys"; "valley" → "valleys""
"dry → drily / dryly"
A few -y adjectives allow both y→i and y-kept adverbs
""dry" → "drily" or "dryly"; "shy" → "shily" or "shyly""
"-or vs -our"
American English drops the u in -our words
"US: "color", "honor", "flavor"; UK: "colour", "honour", "flavour""
"-ize vs -ise"
American English prefers -ize; British accepts both but -ise is common
"US: "organize", "realize"; UK: "organise", "realise""
"-er vs -re"
American reverses -re endings to -er
"US: "center", "theater", "fiber"; UK: "centre", "theatre", "fibre""
"-ense vs -ence"
Several nouns differ between -ense (US) and -ence (UK)
"US: "defense", "offense"; UK: "defence", "offence""
"-og vs -ogue"
American English shortens -ogue to -og
"US: "catalog", "dialog"; UK: "catalogue", "dialogue""
"double l in British"
British doubles -l in verbs before vowel suffixes; American does not
"UK: "travelled", "labelled"; US: "traveled", "labeled""
"-yze vs -yse"
American uses -yze; British uses -yse
"US: "analyze", "paralyze"; UK: "analyse", "paralyse""
"-ment spellings"
A handful of common nouns differ in -ment endings
"US: "judgment"; UK: "judgement" (both acceptable in US too)"
Preguntas frecuentes
¿Cuál es la regla ortográfica más importante del inglés?
La regla "i antes que e, excepto después de c" es la más citada, pero la regla de duplicación (1-1-1: una sílaba, una vocal, una consonante final → duplicar antes de sufijo vocálico) es igualmente esencial.
¿Cuándo se duplica la consonante final en inglés?
Se duplica la consonante final al añadir un sufijo vocálico (-ing, -ed, -er) a una palabra de una sílaba, con una vocal y una consonante final. En palabras de varias sílabas, solo si la última sílaba es tónica (por ejemplo, "begin" → "beginning").
¿Cuáles son las principales diferencias entre la ortografía americana y la británica?
Las diferencias principales son: -or (EE.UU.) vs -our (Reino Unido) en palabras como "color/colour"; -ize vs -ise; -er vs -re en "center/centre"; -ense vs -ence en "defense/defence"; y -l simple vs doble en palabras como "traveling/travelling".
¿Cómo se forma el plural de palabras terminadas en -f?
Muchos sustantivos terminados en -f o -fe cambian la f a v y añaden -es: "leaf" → "leaves", "knife" → "knives". Sin embargo, otros solo añaden -s: "roof" → "roofs", "belief" → "beliefs". Las excepciones hay que memorizarlas.
¿Por qué importa la e muda en ortografía?
La e muda al final de una palabra hace que la vocal anterior sea "larga" (diga su nombre): "hop" → "hope", "kit" → "kite". También afecta a los sufijos: se elimina la e muda antes de sufijos vocálicos (-ing, -ed) pero se conserva antes de sufijos consonánticos (-ness, -ful, -ment).
La forma más rápida de interiorizar los patrones de ortografía es leer y escuchar inglés auténtico. El input real entrena la vista y el oído al mismo tiempo.
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