grow serious

Examples (10)

• After the initial laughter, the atmosphere began to grow serious.
• His expression would often grow serious when discussing politics.
• The children's faces grew serious as their mother explained the rules.
• It's important to know when to joke and when to grow serious.
• As the conversation continued, her tone started to grow serious.
• He tried to make a joke, but his audience only grew serious.
• The playful mood quickly grew serious when the news broke.
• Don't let your demeanor grow too serious during lighthearted moments.
• She paused, and her eyes grew serious as she considered the implications.
• Even in their fun, they knew when it was time to grow serious about their work.