How to Use "insubstantial" with Example Sentences

1. A good , if rather insubstantial , first novel .
2. Yet he has done more than any other government minister to underpin the king 's insubstantial aphorism .
3. He moved though the house , as silent and insubstantial as a shadow .
4. From the window , they looked as insubstantial as shadows . They were in full sigh , but not a sound did they make .
5. Tracking my fingertips over his olive skin , I 'm struck by the potency and fragility of blood and breath and bone these intricate , insubstantial casings that separate us , keep us alive .