This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Simple past tense and past participle of syllabize.

"The telephone girl's heavily syllabized voice cut into his thoughts from the annunciator."

syllabized    syllabizing   

segment    section    articulate    enunciate    say   

syllabify    syllabicate