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English & American English | Adding -er/-est | Adding -ing/-ed | Adding -ly | Adding -s | Adding - ible or -able | Adding - ie- or -ei-

 

English & American English Spelling

Here are the principal differences in spelling between English & American English.

  English American English
Final -l is always doubled after one vowel in stressed and unstressed syllables in English but usually only in stressed syllables in American English, for example: rebel > rebelled
travel > travelled
rebel > rebelled
travel > traveled
Some words end in -tre in English and -ter in American English, for example: centre
theatre
center
theater
Some words end in -ogue in English and -og in American English, for example: analogue
catalogue
analog
catalog
Some words end in -our in English and -or in American English, for example: colour
labour
color
labor
Some verbs end in -ize or -ise in English but only in -ize in American English, for example: realise, realize
harmonise, harmonize
realize
harmonize
 

 

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