Words with Prefix “pes--” in French

The word 'pestilentielles' is an adjective with five syllables (pes-ti-len-tiel-les), stressed on the penultimate syllable ('len'). It's derived from Latin roots and follows standard French syllabification rules, maximizing onsets and respecting nasal vowel units. The palatalization of 't' before 'i' is a phonetic detail that doesn't alter the syllable division.