Andromache's speeches and Hamlet's Soliloquies could have appeared alone and they would have been considered lyrics; they remain lyrics even in the body of a long composition.
"The Literature of Ecstasy"
Albert Mordell
Often John could not hear her questions, which were like soft Soliloquies, but she babbled on just the same.
"Rose of Dutcher's Coolly"
Hamlin Garland
She was frightened and shaken, and after the events of the evening her aunt's Soliloquies produced a much greater effect upon her than would have been possible six hours earlier.
"Paul Patoff"
F. Marion Crawford