Related Clues:

• Like a remark evoking a "Rowr!"
• Like a remark evoking a 'Rowr!'
• Cutting — snide
• Gleefully spiteful
• Mocking son, very cold about a sister at first
• Like the comment 'Thanks a lot,' sometimes
• Talkative with hour spent backbiting
• With claws out, say
• Empty-headed son ignored being spiteful
• Bitter racist as horrible Conservative
• Cutting, as some remarks
• Snidely critical