No definitions found for 'on that occasion'
Perhaps one of these:
on-duty,
ondatra zibethica,
ommatidium,
on that,
on the docket,
on the dot,
ondatra,
on the tapis,
on the double,
on the weather beam,
omitted,
one at a time,
ondaatje,
on the table,
on dit,
ommatidia,
oneida, id,
on the dole,
oneida, tn,
on duty,
on the other hand,
ointed,
on that point,
ounded