con = with
dia = day
pero, estoy muy ocupado con la escuela Translated: But I am very busy with school. You could also substitute "tarea" for "escuela" to mean 'I am very busy with homework.'
este dia = this day = today
Tenga un buen dia con su familia.
maayong buntag
"I hope today will be a fun/enjoyable day for you. (assuming you meant un dia, not undia.)
The spanish words 'otro dia' mean in English: other day.Another response:Another day
Depending on the context, the abbreviation dia may stand for diamond.
Algun dia means some day in English
Dia- means complete or through
Con means "together with"
para que
a day