Longest Words in English (US)

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Pronunciation:

/ˌhɪpəˌpɒtəˌmɒnstəˌroʊsɪˌkwɪpəˌdeɪliəˈfoʊbiə/

Quick Analysis:

The word 'hippopotomonstrosesquippedaliophobia' is broken down into eight syllables using the Onset-Rime rule. Primary stress falls on the penultimate syllable. The word is a noun denoting the fear of long words, and its morphemic structure reveals its Greek and Latin origins.

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/ˌsuːpərˌkæliˌfrædʒɪˈlɪstɪkˌɛkspiˌeɪliˈdoʊʃəs/

Quick Analysis:

Supercalifragilisticexpialidocious is a complex, nonce word divided into 14 syllables based on onset-rime structure and vowel sounds. It features a Latin-derived prefix and root, combined with playful suffixes. Primary stress falls on '-cali-'. Its unique construction and pronunciation present several linguistic exceptions.

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/ˌdaɪˌklɔːroʊˌdaɪˌfɛnɪlˌtraɪˌklɔːroʊˈiːθeɪn/

Quick Analysis:

Dichlorodiphenyltrichloroethane is a complex noun with ten syllables divided based on vowel-consonant patterns and morphemic boundaries. Primary stress falls on 'phenyl'. It's a chemical compound formerly used as an insecticide, now largely banned due to environmental concerns.

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/ˌsaɪ.kloʊ.traɪ.mɛθ.ɪl.iːn.triː.naɪ.troʊ.æ.miːn/

Quick Analysis:

Cyclotrimethylenetrinitramine is a complex noun with 12 syllables, stressed on the antepenultimate syllable. Syllabification follows English rules prioritizing onsets and avoiding stranded consonants, with consideration for complex consonant clusters. It's a powerful explosive, commonly known as RDX.

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/ˌtrɪ.nɪ.toʊ.fɪ.nɪl.ˌmɛθ.ɪl.naɪ.trəˈmiːn/

Quick Analysis:

The word 'trinitrophenylmethylnitramine' is a complex noun divided into eleven syllables based on English syllable division rules prioritizing onset maximization and avoiding stranded consonants. Primary stress falls on the penultimate syllable. The word is composed of multiple morphemes with Latin, Greek, and Germanic origins.

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/ˌæn.tɪˌdɪs.ɪˌstæb.lɪʃˈmɛn.tɛr.i.ən.ɪz.əm/

Quick Analysis:

Antidisestablishmentarianism is a 12-syllable noun with primary stress on the seventh syllable. It's formed from multiple prefixes, a root, and suffixes, reflecting opposition to the disestablishment of a state church. Syllabification follows standard English vowel and affix rules.

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Pronunciation:

/ˌhaɪ.drɒk.si.diː.haɪ.droʊ.kɔːr.tɪ.koʊ.ˈstɛr.oʊn/

Quick Analysis:

Hydroxydehydrocorticosterone is a complex noun with 11 syllables, primarily divided based on vowel sounds and consonant clusters. Stress falls on the fifth syllable. The word is morphologically complex, built from Greek and Latin roots and suffixes. Syllable division follows standard English rules without major exceptions.

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/ˌɛlɛktroʊˌɛnˌsɛfəloʊˈɡræfɪkli/

Quick Analysis:

The word 'electroencephalographically' is a complex adverb formed from Greek and Latin roots and suffixes. It is divided into eleven syllables with primary stress on the fifth syllable ('graph'). Syllabification follows standard English rules of onset-rime structure and vowel centrality.

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/ˌhaɪ.droʊ.ksi.diːˈsɒk.si.kɔːr.tɪ.koʊˈstɛr.oʊn/

Quick Analysis:

Hydroxydesoxycorticosterone is a complex noun with 12 syllables, divided based on onset-rime principles. Primary stress falls on the fifth syllable ('sox'). It's a steroid hormone with Greek-derived morphemes. Syllabification is consistent with standard English rules, despite the word's length and consonant clusters.

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/ˌmaɪkroʊˌspɛktoʊfoʊtoʊmɛtrɪkli/

Quick Analysis:

The word 'microspectrophotometrically' is a complex adverb broken down into ten syllables (mi-cro-spec-tro-pho-to-me-tri-cal-ly). It's formed from Greek and Latin roots with English suffixes. Primary stress falls on the fifth syllable ('pho'). Syllabification follows standard US English rules based on vowel-consonant patterns and suffix separation.

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/ˌæntiˌdɪsɪˌstæblɪʃmənˈtɛəriən/

Quick Analysis:

The word 'antidisestablishmentarian' is divided into ten syllables based on onset-rime structure and morphemic boundaries, with primary stress on the penultimate syllable. It's a complex word with Greek and Latin roots, denoting opposition to the disestablishment of a state church.

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/ˌdiːˌmiːθɪlˌklɔːrəˌtɛtrəˈsaɪklɪn/

Quick Analysis:

Demethylchlortetracycline is divided into eight syllables (de-me-thyl-chlor-te-tra-cy-cline) based on vowel sounds and consonant clusters. Primary stress falls on 'te-'. The word is a noun with a complex morphemic structure derived from Greek and Latin roots. Syllabification is consistent with similar chemical terms.

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Pronunciation:

/ˌɛlɛktroʊˌɛnˌsɛfəloʊˈɡræfɪkəl/

Quick Analysis:

The word 'electroencephalographical' is divided into ten syllables based on onset-rime structure, with primary stress on the fourth syllable. It's a complex adjective derived from Greek and Latin roots, relating to brain activity recording. Syllabification follows standard US English rules, with considerations for consonant clusters and schwa vowels.

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/ˌɪmjuːnoʊˌɛlɛktroʊfəˈrɛtɪkli/

Quick Analysis:

The word 'immunoelectrophoretically' is a complex adverb with 11 syllables, divided according to standard English CV and VC rules. Primary stress falls on '-ti-'. It's formed from Latin and Greek roots and suffixes, describing a scientific process. Syllabification is consistent with similar polysyllabic words.

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Pronunciation:

/ˌmaɪ.kroʊˌspɛk.troʊ.foʊ.toʊ.mɪˈtrɪ.kəl/

Quick Analysis:

The word 'microspectrophotometrical' is a complex adjective of Greek and Latin origin. It is divided into nine syllables: mi-cro-spec-tro-pho-to-me-tri-cal, with primary stress on the fifth syllable ('pho-to-'). Syllabification follows vowel-consonant-vowel patterns and preserves consonant clusters.

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/ˌfɪləˈsɒfɪkoʊˌsaɪkoʊlɒdʒɪkəl/

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The word 'philosophicopsychological' is a complex adjective with ten syllables, divided based on vowel nuclei and onset-rime structure. Primary stress falls on the fifth syllable. It's formed from Greek and Latin morphemes relating to philosophy and psychology. Syllabification follows standard US English rules, with potential for vowel reduction and diphthongization.

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/ˌriːdʒɛnˈerətɔːri rɪˌdʒɛnərətɔːrɛs/

Quick Analysis:

regeneratoryregeneratress is a complex compound word of Latin origin, divided into 12 syllables with primary stress on the fifth and tenth syllables. It consists of the prefix 're-', the root 'gener-', and multiple suffixes, functioning as both an adjective and a noun with consistent syllabification.

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