be at a lossbe at a loss for wordsbe at a loss to do for sthbe at a loss to do sthbe at a low ebbbe at a placebe at a standbe at an advantagebe at an impassebe at daggers drawnbe at death’s doorbe at each other throatsbe at eachother's throatsbe at easebe at faultbe at issuebe at largebe at loggerheadsbe at loggerheads withbe at loggerheads with somebodybe at loose endsbe at loss for wordsbe at oddsbe at odds withbe at odds with somebodybe at odds with yourselfbe at onebe at one withbe at one with somebodybe at one's mercybe at one's wit's endbe at painbe at painsbe at pains to do somethingbe at par withbe at peakbe at somebody’s beck and callbe at somebody's beck and callbe at someone`s elbowbe at someone’s beck and callbe at stakebe at tender agebe at the bottom ofbe at the end of one's ropebe at the full blastbe at the heart ofbe at the helmbe at the highbe at the mercy ofbe at the top of one's game