The Proto-Semitic word ʔn
Word ʔn
Meaning I

Comments
Kaye, Alan S. "Christopher Ehret. Reconstructing Proto-Afroasiatic (Proto-Afrasian): Vowels, Tone, Consonants, and Vocabulary", University of California 1995

Other words that might be of interest
-na ‘we’, ʔnn ‘we’