5 syllables: in, com, pat, i, ble. Stress on pat.
in-kuhm-PAT-uh-buhl
/ˌɪnkəˈmpætəbəl/
incompatible is pronounced in-kuhm-PAT-uh-buhl (/ˌɪnkəˈmpætəbəl/). It has five syllables (in-com-pat-i-ble), with the stress on "pat". Incompatible describes something that cannot coexist or work well together due to conflicting properties or requirements. It implies a mismatch that prevents harmony or functioning, often used in tech, biology, or social contexts to flag non-compatibility. The term signals structural or functional disharmony rather than mere disagreement.
Incompatible describes something that cannot coexist or work well together due to conflicting properties or requirements. It implies a mismatch that prevents harmony or functioning, often used in tech, biology, or social contexts to flag non-compatibility. The term signals structural or functional disharmony rather than mere disagreement.
- You often slide the middle syllable into an indistinct /kəm/ or /kɒm/; lock the syllable boundary and enunciate /kɒmˈpæt/ clearly to avoid misplacement of stress. - Final -ble can become a quick, light schwa; aim for a clear /bəl/ rather than a quick /bəl/ with reduced vowel. Practicing the final -le as /əl/ helps clarity. - Some speakers reduce the /æ/ in /ˈpæt/ too much, turning it into a schwa; emphasize the short, bright /æ/ to preserve the rhythm and ensure the word register remains formal and precise.
"The two software programs are incompatible and cannot run on the same system."
"Her data and his theory are incompatible, prompting a reevaluation of the experiment."
"The refugees faced incompatible qualifications with the job’s requirements, making recruitment challenging."
You say it as /ˌɪn.kɒmˈpæt.ɪ.bəl/ (US) or /ˌɪn.kɒmˈpæt.ɪ.bəl/ (UK). Primary stress is on the third syllable: in-kom-PAT-i-ble. The initial 'in-' is unstressed; the 'com' blends with the next, so the t sound in 'pat' is crisp. Make sure the 'pat' syllable is strong and the final -ble sounds like -bəl. Practice with slow syllable enunciations before speeding up.
Common errors: misplacing stress (putting it on the wrong syllable), mispronouncing the middle 'pac' as a hard 'pahk' instead of 'pat,' and softening the final -ble into -bul. Correction tips: stress the 'PAT' syllable (in-kom-PAT-i-ble), articulate the /t/ clearly between /æ/ and /b/, and finish with /bəl/ rather than /bəl/ with a schwa coming too early. Use slow, deliberate vowels: /ɪ/ /ɒ/ /m/ /ˈpæt/ /ɪ/ /bəl/.
US: rhotic, stress on PAT; careful /ɪn kɒmˈpæt ɪ bəl/ with clear /t/. UK: similar rhythm, but non-rhotic tendency may soften r-like qualities around adjacent vowels; ensure the /t/ is clear and the final /əl/ is light. AU: tends to be similar to UK but with slightly more vowel length variation; keep /ɒ/ in the first open syllable, and finish with a compact /bəl/.
The challenge lies in transitioning from the unstressed prefix in- to a strong, multisyllabic stem with a shifted vowel /ɒ/ in the second syllable and a crisp /t/ before the final /ɪ.bəl/. The cluster /ˈpæt/ requires a quick, precise stop before the /ɪ/ and an audibly light -ble ending. Coordinating the syllable-timed rhythm and avoiding vowel reduction in stressed segments demands careful articulation.
What is the role of the alveolar stop in incompatible’s stress pattern? The /t/ in the PAT syllable is a critical cue for the word’s rhythm; ensuring a clear, unflapped /t/ helps maintain the intended stress peak. Avoid flapping in careful speech, and keep the tongue ready to release the /t/ crisply as you move from /æ/ to /t/.
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- US: emphasize rhoticity subtly; the r-colored vowels appear only in nearby unstressed positions, so the vowel qualities around /ɪ/ and /ɒ/ should be pure, not r-colored. - UK: non-rhotic tendency; keep the /ɒ/ pure and ensure the /t/ remains an audible stop, not a glottal stop, especially in careful speech. - AU: tends toward more open vowels; maintain a crisp /æ/ and avoid over-laxing it; keep /ɒ/ slightly more rounded than US; ensure /t/ is released clearly. IPA notes: /ˌɪn.kɒmˈpæt.ɪ.bəl/ US/UK/AU variants share core patterns; small vowel shifts create accent flavor rather than correctness differences.
Incompatible comes from the prefix in- (expressing negation) + compatible (capable of existing or working well together). Compatible itself derives from Latin compatibilis (fit together), from com- (together) + pati (to endure, to suffer, or to permit). The sense evolved through Old French and Middle English adaptations, maintaining the core meaning of ‘capable of coexisting or functioning with.’ The modern form appeared in English by the 16th to 18th centuries, with the sense expanding into technical domains (software, machinery, biology) to denote mutually exclusive compatibility. First known uses often framed disputes about whether elements could be used together without conflict, gradually broadening to describe systems and ideas that simply cannot be reconciled due to fundamental differences.
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💡 These words have similar meanings to "incompatible" and can often be used interchangeably.
🔄 These words have opposite meanings to "incompatible" and show contrast in usage.
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Words that rhyme with "incompatible"
-ble sounds
Practice with these rhyming pairs to improve your pronunciation consistency:
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