Interpersonal Relationships Terminology

noun A male who has sworn loyalty to another male in a ceremony in which they have mingled their blood together, making them as close as brothers.

• The two men had formed a deep bond and considered each other blood brothers.
• We've been friends for so long, we're practically blood brothers.
• Me and my boy are like blood brothers, we've got each other's backs no matter what.
• Their shared experiences in the military made them blood brothers in arms.

noun a person who is cold-hearted

adjective describing someone who lacks empathy or compassion

• The judge described the defendant as a cold-hearted criminal with no remorse for his actions.
• She's known around town as the cold-hearted boss who never gives anyone a break.
• Don't bother trying to reason with him, he's just a cold-hearted jerk.
• Her icy glare and sharp words made her seem like a cold-hearted queen.

noun a person who is both a friend and an enemy

• She maintained a polite relationship with her frenemy in the office.
• I can't believe she's hanging out with her frenemy again.
• I heard they used to be frenemies back in high school.
• The constant competition between them made them frenemies in the business world.