WHAT DOES PLAT BESI MEAN?

the diphthong /eɪ/ as in ace and significant, typically when ⟨a⟩ is followed by 1, or occasionally two, consonants and afterwards A different vowel letter—this results from Center English lengthening followed by The nice Vowel ChangeWhen The traditional Greeks adopted the alphabet, they'd no use for the letter representing a glottal stop—s