{"era":"current","word":"cheerio","meaning":"casual farewell or toast","children":[{"era":"early 1900s","word":"cheerio","meaning":"goodbye; cheers (diminutive of cheer + -io suffix)","children":[{"era":"1200s","word":"cheer","meaning":"face, mood; later, shout of encouragement or goodwill","children":[{"era":"1100s","word":"chiere","meaning":"face, expression","children":[{"era":"700s","word":"cara","meaning":"face","children":[{"era":"classical","word":"kara","meaning":"head, face","children":[],"language":"Greek"}],"language":"Medieval Latin"}],"language":"Old French"}],"language":"Middle English"}],"language":"British English colloquial"}],"language":"Modern English"}