{"era":"current","word":"troublesome","meaning":"causing difficulty or annoyance","children":[{"era":"1200s","word":"troublesome","meaning":"causing trouble","children":[{"era":"1200s","word":"trouble + -some","meaning":"formed from trouble plus the adjective-forming suffix -some","children":[{"era":"1200s","word":"trouble","meaning":"disturbance, confusion","children":[{"era":"classical","word":"turbare","meaning":"to disturb, agitate","children":[],"language":"Latin"}],"language":"Old French"}],"language":"Middle English"}],"language":"Middle English"}],"language":"Modern English"}