This is the 6482nd most frequent Japanese word.
セント
"セント" means "cent," a unit of currency.
In this sentence, セント is used as a unit of currency (cents).
その商品の価格は50セントです。
The price of that item is 50 cents.
Here, セント is part of the name 'St.' in St. Louis, referencing a saint.
セントルイスはアメリカで有名な都市です。
St. Louis is a famous city in America.
In this sentence, セント phonetically resembles 'scent', referring to an odor or smell.