Double consonants before suffixes 

Where consonants are doubled for monosyllabic words (basically, after a short vowel and immediately before a suffix beginning with a vowel such as -ing, -er, -est or -ed), British and American English spelling is the same.

flat
flattest
stop
stoppable
shop
shopping


For words of more than one syllable, however, differences between British and American usage can be complicated.
Darrera actualització: 10-1-2019
Impressió del capítol | Impressió de la pàgina
Recommended citation:
«Double consonants before suffixes» [en línia]. A: Criteris de la Universitat de Barcelona (CUB). Style Guide. Barcelona: Universitat de Barcelona. Serveis Lingüístics. <http://www.ub.edu/cub/criteri.php?id=2257> [consulta: 22 juliol 2019].