Here are some synonyms for "squandered":
* Wasted
* Misspent
* Thrown away
* Dissipated
* Lost
Here are some examples of how "squandered" can be used in a sentence:
* "He squandered his inheritance on gambling and fast cars." This means he used the money he inherited in a way that was not sensible or beneficial.
* "She squandered her time watching TV instead of studying for her exams." This means she didn't use her time wisely and it resulted in negative consequences.
* "The company squandered its profits on a risky investment that failed." This means they used their money on something that didn't bring a return and was ultimately a loss.