This is the 14355th most frequent Turkish word.
olmayayım
"Olmayayım" means "let me not be" in English.
Here, 'olmayayım' expresses avoiding a negative situation in subjunctive mood by the speaker.
Geç kalıp zor durumda olmayayım diye erken çıktım.
I left early so that I wouldn't be in a difficult situation by being late.
In this example, 'olmayayım' is used to suggest refraining from being problematic.
İşlerini yaparken rahatsızlık kaynağı olmayayım desen iyi olur.
It would be good if you said, "Let me not be a source of disturbance while you are working on your tasks."
The word 'olmayayım' is used in the negative first-person singular subjunctive mood here.