Expressions Of Opinion

noun a person who talks too much or indiscreetly

adjective describing someone who talks a lot or speaks loudly or indiscreetly

• She is often criticized for having a big mouth and speaking without thinking.
• My friend is such a big mouth, she can never keep a secret.
• Don't listen to him, he's just a big mouth trying to impress everyone.
• His big mouth got him into trouble once again, he just can't help himself.

noun a spoken or written comment expressing an opinion or reaction

• The professor made a remark about the importance of citing sources in academic writing.
• She couldn't help but remark on how cute the puppy was.
• I overheard him make a remark about the new girl's outfit.
• His success in the competition was a remarkable achievement.