Where does “Omagac” come from?

Omagac (Cebuano) comes from Cebuano agak, from Proto-Malayo-Polynesian aʀak — to walk single-file.

Ancestry of “Omagac”, step by step

StepLanguageWordMeaning
1Cebuanoagakto guide; to usher
2Proto-Malayo-Polynesianaʀakto walk single-file
Every word from Proto-Malayo-Polynesian aʀakEvery word from Cebuano agak