How to Use "scummy" with Example Sentences

1. He 's a lying , immature , scummy , two-faced .

2. The plot and characters are scummy teenagers that lack morals and integrity .

3. Making phones without replaceable batteries is simply a scummy marketing move and I don 't like it .

4. That 's a scummy trick .

5. You want me to take part in a scummy little plot .