Excessive use of letter "I"

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Iotacism \I*o"ta*cism\ ([-i]*[=o]"t[.a]*s[i^]z'm), n. [Gr. 'iotakismo`s a laying too much stress upon the iota ([iota]): cf. F. iotacisme. See Iota .] The frequent use of the sound of iota (that of English e in be), as among the modern Greeks; ...

Wiktionary Word definitions in Wiktionary
n. 1 Pronunciation of another vowel or diphthong as [i], or a vowel shift resulting in such pronunciation, especially in Greek. 2 A misspelling resulting from such pronunciation.

Wikipedia Word definitions in Wikipedia
Iotacism (, iotakismos ) is the process by which a number of vowels and diphthongs in Ancient Greek converged in pronunciation so they all now sound like iota in Modern Greek . In the case of the letter eta specifically, the process is known as itacism ...