This is the 3479th most frequent Dutch word.
oma
Grandmother.
Here, 'oma' refers to grandmother, used in a familial and loving context.
Mijn oma bakt heerlijke appeltaart.
My grandma bakes delicious apple pie.
In this case, 'oma' is used as a direct form of address in a familiar familial situation.
De kinderen zongen een liedje voor oma.
The children sang a song for grandma.
Here, 'oma' is used in a descriptive sense, referring to a specific person's role as grandmother in an affectionate manner.