30 SUPER SPELLING RULES
Rule 1: When a word ends with a short vowel followed by a consonant, double the last consonant before adding 'ed'.
Rule 2: Add an 'es' to action words ending with a 'sh'. 'ch', 'ss', 'x' or a 'z' to make the present tense.
Rule 3: When an action word ends with a consonant followed by a 'y', change the 'y' to an 'I' before adding 'es'.
Rule 4: Double the consonant before adding 'ing' to words that have a short vowel followed by a consonant at the end.
Rule 5: When a word ends in a silent 'e', drop the 'e' before adding an 'ing'. The magic 'e' runs away!
Rule 6: When a word ends in a double consonant, do not double the last letter before adding 'ing'.
Rule 7: For action words that end in 'ie', change the 'ie' to a 'y' before adding 'ing'.
Rule 8: Often 'ly' is added to base words to turn them into adverbs, adjectives or describing words.
Rule 9: When adding 'ly' to words which end in 'y', change the 'y' to an 'i' before adding the 'ly'.
Rule 10: When the suffix 'full' is added to the end of a base word, one of the 'ls' has to be dropped.
Rule 11: Before adding 'er' and 'est' to words ending in a consonant, followed bya 'y', change the 'y' to an 'i'.
Rule 12: Double the last letter before adding 'er' or 'est' to words that have a short vowel followed by a single consonant.
Rule 13: Double the last letter of words ending in a short vowel followed by a single consonant before adding a 'y'.
Rule 14: Just add a 'y' to words ending in two consonants to from describing words.
Rule 15: For words ending in a silent 'e', you must first drop 'e' before adding a 'y'.
Rule 16: To indicate possession or ownership by a person or object an apostrophe (') followed by an 's' is added.
Rule 17: To indicate ownership by a person whose name ends in an 's' or a plural noun, just add an apostrophe, (').
Rule 18: An apostrophe (') is also used to create a contraction, indicating where a letter or letters have been left out.
Rule 19: 'I' before 'e' except after 'c'.
Rule 20: CAPITAL LETTERS are used at the beginning of names and palces.
Rule 21: Prefixes can be added to words to create new words. Prefixes ending in vowels are added directly to base words.
Rule 22: Sometimes negative prefixes are added to words to create new words and change their meaning.
Rule 23: Prefixes can be added to roots to form new words. Roots often have meanings from other languages.
Rule 24: When adding a vowel suffix to words ending in a silent 'e', drop the 'e' and add the suffix.
Rule 25: The letter 'g' may have a soft or had sound. A soft 'g' is usually followed by an 'I' or 'e'. A hard 'g' is usually followed by a consonant or an 'a', 'o' or 'u'.
Rule 26: The letter c' may have a soft or hard sound. When 'c' meets an 'a', 'o' or 'u' its sound is hard. When 'c' meets an 'e', 'I' or 'y' its sound is soft.
Rule 27: CAPITAL letter are used to spell the names of proper nouns, including people and places.
Rule 28: Homophones are words that have the same sound but a different meaning and spelling.
Rule 29: A homograph is a word that may have more than one meaning or pronunciation.
Rule 30: Sometimes when writing, words may be shortened. These are known as abbreviations.
From (Spelling Hints & Tips, 2007).