Deviance may involve underconformity or overconformity to norms. the author explains that deviance involving underconformity consists of ideas, traits, or actions that

That "are subnormal".

In sociology, deviance portrays an activity or conduct that abuses social standards, including a formally ordered norm and casual infringement of social standards. Cases of formal deviance would include: burglary, robbery, assault, murder, and attack, just to give some examples. The second kind of deviant conduct alludes to infringement of casual social standards, standards that have not been classified into law.