For a moment the whimsicality of it interrupted the current of his feeling.
Depressed and intent as he was, the whimsicality of the situation struck him.
I am aware of his age as he talks and I get more of his spirit of whimsicality.
Doubtless, as you say, he was struck by the whimsicality of Cecily's costume.
The stories are touched with a peculiar delicacy and whimsicality.