offspring – Ilocano, noun anak
often
often – Ilocano, adverb masansan
oftentimes
oftentimes – Ilocano, adverb masansan
oil
oil – Ilocano, noun lana
oily
oily – Ilocano, noun nalana
old
old – Ilocano, adjective nataengaan nabayagen daan
oldtimer
oldtimer – Ilocano, noun nabayagen naisigud
ominous
ominous – Ilocano, adjective mangbutbuteng agpartaan
omit
omit – Ilocano, verb lisian ikkaten
on
on – Ilocano, preposition iti ti rabaw ti