soft-heartedness

Jim looked at Aunt Zélie appealingly, half afraid the boys would laugh at his soft-heartedness.

Then he stamped on the floor, vexed at his own soft-heartedness.

I guess you won't agree to that, in spite of your soft-heartedness towards most of the young scribblers.'

His most dangerous qualities were a good-natured soft-heartedness, and a spontaneous generosity.

Mr. Robert began to mask, as was his habit, a tendency to soft-heartedness with a spurious anger.