If there's a word to describe this summer it would be – Ogonek!
When converting the old Fountain fonts to OT Pro we realised that even though there was an ogonek in the encoding set, it had never been used in combination with another glyph. Thus, we've had to re-design most of them to make them fit properly.
One of them I had real problem with, but today it feels like we "nailed that tail".
This is the "Aogonek" in Gábor Kóthay's Dessau Pro – Plakat: