{"era":"current","word":"whichever","meaning":"any one of a set, without specifying which one in advance","children":[{"era":"1100s–1500s","word":"which","meaning":"which one","children":[{"era":"pre-1100","word":"hwilc","meaning":"which","children":[],"language":"Old English"}],"language":"Middle English"},{"era":"pre-1100","word":"ever","meaning":"at any time; intensifier in compounds","children":[],"language":"Old English"}],"language":"Modern English"}