Words with Suffix “--тному” in Russian

The word 'фотоэлектромагнитному' is a complex Russian adjective syllabified into nine syllables (фо-то-э-лек-тро-маг-ни-тно-му). It's built from Greek and Latin roots with a dative singular ending. Stress falls on the seventh syllable ('ни'). Syllabification follows standard Russian rules of vowel-initial preference and consonant cluster division.