Word cloud templates solve one problem: showing which words dominate a body of text without making anyone read the whole thing. Feed in a transcript, a batch of open-ended survey responses, or a list of tags, and the chart sizes each word by how often it shows up. It's the fastest way to get a read on a text dataset before you decide whether it's worth analyzing more rigorously.
There's only one chart type in this category, but the result you get depends entirely on what happens before the words hit the canvas. Stop-word handling matters most: strip out "the", "and", "a" and similar filler, or they'll dominate every cloud regardless of what the text is actually about. Stemming or lemmatizing helps too: without it, "customer", "customers" and "customer's" get counted as three separate words and split a signal that should be one bar's worth of weight. PlotSet's word cloud template handles common English stop-words automatically and lets you extend the exclude list with your own terms, useful when a client name or product name shows up in every row and drowns out everything else.
Be honest about what a word cloud is for. It's an opening visual, not an analytical one: great for a slide that needs to say "here's roughly what people talked about" in half a second, bad for anything where a reader needs to compare two counts precisely. Big and small are obvious at a glance; medium-versus-medium is not, because word size scales with frequency, not with a fixed, readable axis the way a bar's length does.