"Crumbled" Natural Recordings by Native Speakers
To crumble means to break or fall apart quickly and easily into small pieces, often because it is fragile, weak, or old. For example, a cookie can crumble if it is dropped, or a person's nervousness can crumble their confidence if they're put on the spot. In social situations, it can also mean to collapse or lose one's composure under pressure.
Example 1:
The old cookie had crumbled into tiny pieces on the kitchen counter.
Cruising is an adjective that means moving or traveling smoothly and steadily, usually at a moderate pace. It can also refer to enjoying oneself or having fun in a leisurely way, often with a sense of relaxation or ease.