English version

tattletale

From Longman Dictionary of Contemporary Englishtattletaletat‧tle‧tale /ˈtætlteɪl/ noun [countable]  American English informalTELL A SECRET a word meaning someone who tattles – used by or to children syn telltale British English
Examples from the Corpus
tattletaleShe scolded another student for being a tattletale.
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