The word "filamentations" is spelled with a series of complex combinations of phonemes. In IPA phonetic transcription, it is written as /fɪləmɛnˈteɪʃənz/. The first syllable starts with the "f" sound followed by the "ih" sound as in "bit". The second syllable has the "l" and the "uh" sounds as in "up". The third syllable has the "m" sound followed by the "eh" sound as in "bet", and the fourth syllable has the "t" sound and the "ey" sound as in "day". Finally, the ending "-ions" is pronounced as /-iəns/.