{"era":"current","word":"teammate","meaning":"a person on the same team as another","children":[{"era":"pre-1100","word":"team","meaning":"a group or band working or acting together","children":[{"era":"pre-1100","word":"Old English team","meaning":"descendant, family, race; child-bearing; band","children":[{"era":"pre-1100","word":"Proto-Germanic *tau(h)maz","meaning":"that which draws; a harnessed group","children":[],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"English"},{"era":"pre-1100","word":"mate","meaning":"companion; fellow","children":[{"era":"pre-1100","word":"Old English gemæcca","meaning":"companion, mate","children":[{"era":"pre-1100","word":"Proto-Germanic *gamakkō","meaning":"companion, match","children":[],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"English"}],"language":"Modern English"}