What do kids today say instead of cool?

Instead of saying 'cool,' many young people now use words like 'lit,' 'mood,' 'vibe,' or 'low-key' to express approval or connection in a more specific, layered way.

Common replacements for 'cool'

'Lit' is still widely used to describe something exciting or impressive—a great party, a new song, or an energetic event. While it’s been around for years, it remains a go-to for enthusiastic approval.

'Mood' has taken on a life of its own as a one-word response. When someone posts a tired, relatable moment and others reply 'mood,' they’re not just agreeing—they’re saying, 'That’s exactly how I feel.'

'Low-key' is often used to downplay intensity while still expressing real feeling. Saying 'I’m low-key stressed' sounds more casual than a direct admission, fitting the tone of everyday online talk.

Another popular term is 'vibe,' as in 'good vibes' or 'that’s a vibe.' It describes the overall energy or atmosphere of a person, place, or moment. Calling someone a 'vibe' is high praise, it means they’re effortlessly cool in a distinctive way.