D.N: "Accidential acrostrich", whether sharp, flat, honored,
read, or ruined must have been doubtful nightingale even to Derzhavin's ear.
Stan Kelly-Bootle:
"Dmitri Tushé! On nas pogubit! (He’ll be
the ruin of us!)"
C.Kunin: Doubtful
Nightingale - - nice title, Dmitri. But I don't get the joke - - it is a joke
isn't it?...
JM: Carolyn, it
looks like Stan K-B discerned something when he
sent Kudos to DN... but it is all Greek to me.
The only distant element to add to your
puzzle is that ruined Sebastian Knight's lapidary novel
was titled "The doubtful asphodel".