Learn when to use for and since. One shows duration, the other shows a starting point, with clear examples to avoid mix ups.

“Jackpot” began in poker, where a pot could be opened only with jacks or better. Later, it came to mean any very large prize.

“Break the ice” means making people feel more comfortable at the start of a conversation. Its origin helps explain the modern meaning.

Waive means to give up a right or requirement. Wave refers to a motion, a signal, or a rolling swell of water or energy.