The word "validnesses" is spelled with three syllables, [vælɪdnəsɪz]. The IPA phonetic transcription breaks down the pronunciation of the word into individual sounds. The first syllable is pronounced "væl", the second syllable is pronounced "ɪd", and the third syllable is pronounced "nəsɪz". The word means the state or quality of being valid, and can be used in various contexts, such as in legal or philosophical discussions. Overall, attention to spelling and pronunciation helps to improve communication and understanding.