Simple past tense and past participle of sprout.(verb)
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Use "sprouted" in a sentence
"At his feet, nettles had sprouted from the dark skein."
"This term, and others variants on this theme, have become catchphrases in the business community and on college campuses, where courses and even majors with these names have sprouted from the Ivies to community colleges. in the past few years."
"They have a new 100% whole grain sprouted pretzel that is delicious."