{"era":"current","word":"requirements","meaning":"necessary conditions or things needed","children":[{"era":"1400s","word":"requirement","meaning":"something required or necessary","children":[{"era":"1300s","word":"require","meaning":"to seek again, demand","children":[{"era":"classical","word":"requirere","meaning":"to seek again, ask for","children":[{"era":"classical","word":"re + quaerere","meaning":"again + to seek","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Old French"}],"language":"Middle English"}],"language":"Modern English"}