Systems like this predate LLMs. Looks like this one has been around for a while https://web.archive.org/web/20230000000000*/https://youglish.com/. - Source: Hacker News / 7 months ago

Forvo to hear isolated recordings of words, YouGlish to hear them in context. Source: 11 months ago

Not a solution, but somewhat related: https://youglish.com/ lets you search YouTube videos for keywords, but the purpose is to find examples of how to pronounce words from real usage. It also works for a few other languages aside from English. - Source: Hacker News / 11 months ago

I recommend services listen2english.com and Youglish As a starting point for listening to the words and topics of interest. Random movies are not very effective in my opinion. It is better to listen to less, but exactly what you need at this point in your life. Source: 12 months ago

I recommend word search services on YouTube. Examples: listen2english.com and Youglish. They are good because you can find what you need to listen to at the moment. Source: 12 months ago

*Defined/recognised by a more reliable source than wordnik.com. Source: over 1 year ago

"The Latin temperament is “Hot,” wide eyed and accentuated with drama, which makes pouring a cup of coffee feel like a grand finale" - This is the current example sentence for the use of the word temperament at wordnik.com RIGHT NOW - https://www.wordnik.com/words/temperament. Source: over 1 year ago

I've found some words on wordnik.com that weren't in my regular dictionary, so I'm using it if they aren't in there, but I really use TheFreeDictionary.com for everyday use. It has a pretty good thesaurus plus legal and medical stuff too. Source: almost 2 years ago