Words with Suffix “--idone” in English (US)

Polyvinylpyrrolidone is a complex noun with nine syllables (po-ly-vi-nyl-pyr-ro-li-do-ne). Primary stress falls on the fourth syllable ('nyl'). It's formed from the Greek prefix 'poly-', roots 'vinyl-' and 'pyrrol-', and the suffix '-idone'. Syllabification follows standard English rules, but the 'nyl' cluster and schwa vowel require consideration.

Polyvinylpyrrolidone divides into eight syllables (pol-y-vi-nyl-pyr-rol-i-done) following morpheme boundaries and standard English phonotactics. Primary stress falls on 'rol' with secondary stresses on 'pol' and 'vi'. The word is a chemical compound noun formed from Greek 'poly-' (many), 'vinyl' (from Latin), and 'pyrrolidone' (Greek-derived cyclic amide). The double 'rr' splits between syllables per geminate rules.