You can be perceived as a bully even when you don't mean to be. 

Examples of unintentional bullying 

• Stating a political position 
• Making off color jokes 
• Unintentionally excluding people from conversations 
• Unintentionally excluding people from social activities 

Avoid unintentional bullying by...

• Using gender inclusive language 
• Treating people consistently 
• Avoiding acts that can be perceived as favoritism 
• Showing an interest in everyone's well-being 
• Asking everyone for feedback