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Word Analysis

diphthongisation

Complete linguistic analysis including syllable division, pronunciation, morphology, and definitions.

5 syllables
16 characters
English (US)
Enriched
5syllables

diphthongisation

Linguistic Analysis

Syllables

diph-thong-i-sa-tion

Pronunciation

/ˌdɪfˈθɒŋɡaɪˌzeɪʃən/

Stress

20102

Morphemes

di- + phthong + -isation

Diphthongisation divides into five syllables: diph-thong-i-sa-tion. Primary stress falls on 'thong', with secondary stress on 'diph' and 'sa'. The word combines the Greek root 'diphthong' (two sounds) with the nominalizing suffix '-isation'. Division respects morpheme boundaries and avoids illegal onsets like 'phth'.

Definitions

noun
  1. 1

    The phonological process whereby a monophthong (simple vowel) becomes a diphthong (complex vowel with a glide).

    “The diphthongisation of long vowels was a key feature of the Great Vowel Shift.”

    “Regional dialects may show varying degrees of diphthongisation.”

    syn:diphthongizationvowel breakingvowel gliding
    ant:monophthongisationsmoothing

Stress pattern

Secondary stress on syllable 1 (diph), primary stress on syllable 2 (thong), unstressed syllable 3 (i), secondary stress on syllable 4 (sa), unstressed syllable 5 (tion).

Syllables

5
diph/dɪf/
thong/θɒŋ/
i/aɪ/
sa/zeɪ/
tion/ʃən/

diph — Closed syllable with secondary stress; 'ph' digraph represents /f/.. thong — Closed syllable with primary stress; 'th' onset, 'ng' coda.. i — Open syllable; connecting vowel before suffix, may reduce to /ə/ in rapid speech.. sa — Open syllable with secondary stress; intervocalic 's' voices to /z/.. tion — Closed syllable, unstressed; standard '-tion' suffix pronunciation.

Word Parts

pre

di-

Greek origin meaning 'two'; integrated into root 'diphthong'

root

phthong

From Greek 'phthongos' meaning 'sound/voice'

suf

-isation

British spelling; from Latin -izare + -tion; nominalizing suffix indicating process

Similar Words

col­o­ni­sa­tionsyn­chro­ni­sa­tionhar­mo­ni­sa­tion

Morpheme Boundary Rule

Division between 'diphthong' (root) and '-isation' (suffix) at morphological boundary.

Illegal Onset Avoidance

'phth' is not a legal English onset, so split as 'diph-thong' rather than 'di-phthong'.

Maximal Onset Principle

Intervocalic 's' attaches to following vowel 'a' to form 'sa-'.

Suffix Integrity

'-tion' kept as single syllable per standard English suffix pronunciation.

  • British spelling '-isation' vs American '-ization' does not affect syllable count.
  • The vowel 'i' before '-sation' may reduce to schwa in rapid speech but remains a separate syllable.
  • Technical linguistic term with stable pronunciation across registers.
  • Greek-origin compound preserved in morphological analysis.
Analysis by claude · 6/13/2025

Nearby Words

17 words
diphthongisation(current)
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