Three weakness of the continental army were: lack of purpose little organization lack untrained

Some of the weaknesses of the continental army were:
 The continental army,to begin with was not adequately trained,as compared with the disciplined British forces that they were facing. In addition,they also faced organizational problems. Finally they did not have enough supplies,compared with the British who are well equipped and well supplied. Despite all these factors, they were able to surmount the forces under the able leadership of George washington.