infuser
/ˈɪnzfuːsər/Definitions
1. noun
a device or container used to hold or steep something, such as coffee grounds, tea leaves, or herbs, in hot water or another liquid
“She used an electric infuser to make a fresh pot of coffee.”
2. verb
to supply or steep something in a liquid, especially to make a drink
“The coffee shop infuses their coffee beans in hot water to create a unique flavor.”