https://plainspell.com Plain-language guides and original research on spelling, confusable words, homophones and word frequency across five languages, from PlainSpell, an independent reference publisher built on the open Wiktionary corpus. en-us Wed, 17 Jun 2026 18:46:37 GMT https://plainspell.com/research/most-confusable-english-word-pairs-2026/ https://plainspell.com/research/most-confusable-english-word-pairs-2026/ Research https://plainspell.com/research/longest-misspelled-english-words-2026/ https://plainspell.com/research/longest-misspelled-english-words-2026/ Research https://plainspell.com/research/english-initial-letter-distribution-2026/ https://plainspell.com/research/english-initial-letter-distribution-2026/ Research https://plainspell.com/research/largest-english-homophone-groups-2026/ https://plainspell.com/research/largest-english-homophone-groups-2026/ Research https://plainspell.com/research/wiktionary-coverage-by-language-2026/ https://plainspell.com/research/wiktionary-coverage-by-language-2026/ Research https://plainspell.com/guides/why-english-spelling-is-hard/ https://plainspell.com/guides/why-english-spelling-is-hard/ Guides https://plainspell.com/guides/100-most-misspelled-english-words/ https://plainspell.com/guides/100-most-misspelled-english-words/ Guides https://plainspell.com/guides/confusable-words-that-change-meaning/ https://plainspell.com/guides/confusable-words-that-change-meaning/ Guides https://plainspell.com/guides/homophones-that-confuse-everyone/ https://plainspell.com/guides/homophones-that-confuse-everyone/ Guides https://plainspell.com/guides/silent-letters-in-english/ https://plainspell.com/guides/silent-letters-in-english/ Guides https://plainspell.com/guides/spelling-rules-that-actually-work/ https://plainspell.com/guides/spelling-rules-that-actually-work/ Guides https://plainspell.com/guides/english-spanish-false-friends/ https://plainspell.com/guides/english-spanish-false-friends/ Guides