unimpressionable

Again that picture came to him—unimpressionable as his life had rendered him.

If he is young, he likes brilliance; old, he is unimpressionable.

He was bright as a diamond, and as cutting, and also as unimpressionable.

There were a dozen women she might have had with her, unimpressionable women.

But unimpressionable natures are not so soon softened, nor are natural antipathies so readily eradicated.

Eyes which show no lines when in sorrow or laughter denote a passionless and unimpressionable nature.

"This is an immense improvement on shooting the unimpressionable Fuzzy in the open," said Dick, from his place in the corner.

He was a man of rather phlegmatic and unimpressionable temperament, but thoroughly honourable and trustworthy.

Joey, now unimpressionable, endured more placidly than even Dave Burge.

This made itself perceptible even to the toughened and unimpressionable nerves of Inspector Dunbar.