2 Words to use with incongruity

In a few minutes the boat had vanished, and then the gorge became wilder and sterner; but just as I thought the sentiment of desolation perfect, a little goatherd, who had climbed high up the rocks somewhere with his equally sure-footed companions, began to sing, not a pastoral ditty in the Southern dialect, but the 'Marseillaise,' thus recalling with shocking incongruity impressions of screaming barrel-organs at the fête of St. Cloud.

She softened the abruptness of sudden wealth, mitigated the austerities of newly acquired power, and made the most glaring incongruity picturesque.

2 Words to use with  incongruity