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Guinness World Record

The Longest
English Word

llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch

58letters|general|extreme

A large village on the island of Anglesey in Wales. Its name is the longest in Europe and one of the longest place names in the world.

Top 10 Longest Words

The longest English words ever recorded

#01

llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch

58 lettersgeneralextreme

A large village on the island of Anglesey in Wales. Its name is the longest in Europe and one of the longest place names in the world.

/ˌlænˌvaɪrˌpʊlˌɡwɪnˌɡɪlˌɡoʊˌɡɛrɪˌkʰwɪrnˌdrɒbʊlˌɬænˌtɪˌsɪlɪˌoʊˌɡoʊˌɡoʊˌɡɒx/Explore →
#02

pneumonoultramicroscopicsilicovolcanoconiosis

45 lettersmedicalextreme

A lung disease caused by inhaling very fine ash and sand dust, especially from volcanoes.

/ˌnuːmənoʊˌʌltrəˌmaɪkrəˌskɑːpɪkˌsɪlɪkoʊvɒlˌkeɪnoʊkoʊniˈoʊsɪs/Explore →
#03

hippopotomonstrosesquippedaliophobia

36 lettersfunhard

The fear of long words. Ironically, the word itself is very long.

/hɪˌpɑːpətoʊˌmɑːnstrəˌsɛskwɪpəˈdeɪliəfoʊbiə/Explore →
#04

supercalifragilisticexpialidocious

34 lettersliterarymedium

Extraordinarily good; wonderful. Popularized by the 1964 Disney film Mary Poppins.

/ˌsuːpərˌkælɪˌfrædʒəlɪˌstɪksˌɛkspiˌælɪˈdoʊʃəs/Explore →
#05

pseudopseudohypoparathyroidism

30 lettersmedicalextreme

A hereditary condition that mimics hypoparathyroidism but does not involve low parathyroid hormone levels.

/ˌsuːdoʊˌsuːdoʊˌhaɪpəˌpærəˌθaɪrɔɪdɪzəm/Explore →
#06

floccinaucinihilipilification

29 lettersgeneralhard

The action or habit of estimating something as worthless.

/flɒksɪˌnɔːsɪˌnaɪhɪlɪˌpɪlɪfɪˈkeɪʃən/Explore →
#07

antidisestablishmentarianist

29 letterspoliticalextreme

A person who opposes the withdrawal of state support from an established church.

/ˌæntɪdɪsɪˌstæblɪʃmənˈtɛəriənɪst/Explore →
#08

hexakosioihexekontahexaphobia

29 lettersfunhard

Fear of the number 666, considered the "number of the beast" in the Book of Revelation.

/ˌhɛksəˌkoʊsioʊˌhɛksəˈkɒntəˌhɛksəˈfoʊbiə/Explore →
#09

antidisestablishmentarianism

28 letterspoliticalhard

Opposition to the withdrawal of state support from an established church, especially the Church of England.

/ˌæntɪdɪsɪˌstæblɪʃmənˈtɛəriənɪzəm/Explore →
#10

spectrophotofluorometrically

28 lettersscientificextreme

In a way that relates to the measurement of fluorescent light using a spectrophotometer.

/ˌspɛktrəˌfoʊtoʊˌflʊərəˈmɛtrɪkli/Explore →
#01

llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch

58 lettersgeneralextreme

A large village on the island of Anglesey in Wales. Its name is the longest in Europe and one of the longest place names in the world.

/ˌlænˌvaɪrˌpʊlˌɡwɪnˌɡɪlˌɡoʊˌɡɛrɪˌkʰwɪrnˌdrɒbʊlˌɬænˌtɪˌsɪlɪˌoʊˌɡoʊˌɡoʊˌɡɒx/Explore →
#02

pneumonoultramicroscopicsilicovolcanoconiosis

45 lettersmedicalextreme

A lung disease caused by inhaling very fine ash and sand dust, especially from volcanoes.

/ˌnuːmənoʊˌʌltrəˌmaɪkrəˌskɑːpɪkˌsɪlɪkoʊvɒlˌkeɪnoʊkoʊniˈoʊsɪs/Explore →
#03

hippopotomonstrosesquippedaliophobia

36 lettersfunhard

The fear of long words. Ironically, the word itself is very long.

/hɪˌpɑːpətoʊˌmɑːnstrəˌsɛskwɪpəˈdeɪliəfoʊbiə/Explore →
#04

supercalifragilisticexpialidocious

34 lettersliterarymedium

Extraordinarily good; wonderful. Popularized by the 1964 Disney film Mary Poppins.

/ˌsuːpərˌkælɪˌfrædʒəlɪˌstɪksˌɛkspiˌælɪˈdoʊʃəs/Explore →
#05

pseudopseudohypoparathyroidism

30 lettersmedicalextreme

A hereditary condition that mimics hypoparathyroidism but does not involve low parathyroid hormone levels.

/ˌsuːdoʊˌsuːdoʊˌhaɪpəˌpærəˌθaɪrɔɪdɪzəm/Explore →
#06

floccinaucinihilipilification

29 lettersgeneralhard

The action or habit of estimating something as worthless.

/flɒksɪˌnɔːsɪˌnaɪhɪlɪˌpɪlɪfɪˈkeɪʃən/Explore →
#07

antidisestablishmentarianist

29 letterspoliticalextreme

A person who opposes the withdrawal of state support from an established church.

/ˌæntɪdɪsɪˌstæblɪʃmənˈtɛəriənɪst/Explore →
#08

hexakosioihexekontahexaphobia

29 lettersfunhard

Fear of the number 666, considered the "number of the beast" in the Book of Revelation.

/ˌhɛksəˌkoʊsioʊˌhɛksəˈkɒntəˌhɛksəˈfoʊbiə/Explore →
#09

antidisestablishmentarianism

28 letterspoliticalhard

Opposition to the withdrawal of state support from an established church, especially the Church of England.

/ˌæntɪdɪsɪˌstæblɪʃmənˈtɛəriənɪzəm/Explore →
#10

spectrophotofluorometrically

28 lettersscientificextreme

In a way that relates to the measurement of fluorescent light using a spectrophotometer.

/ˌspɛktrəˌfoʊtoʊˌflʊərəˈmɛtrɪkli/Explore →

The Longest Word

58 letters — try to say it in one breath

llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch

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Frequently Asked Questions

What is the longest English word?

The longest English word is pneumonoultramicroscopicsilicovolcanoconiosis with 45 letters. It refers to a lung disease caused by inhaling very fine ash and sand dust, especially from volcanoes.

How can I improve my typing speed?

Practice regularly with our typing challenge! Start with shorter words and progress to longer ones. Focus on accuracy first, then speed. Use the chunking method to break long words into smaller parts.

What are some other long English words?

Our database includes 55+ fascinating long words like supercalifragilisticexpialidocious, hippopotomonstrosesquippedaliophobia, antidisestablishmentarianism, and many more.

Is there a game to practice typing long words?

Yes! Our interactive typing challenge features three game modes: Timed Mode (60 seconds), Speed Run (beat the clock), and Progressive (words get longer as you advance).