Mammoth Uncensored Word List:
46 words ending with am, 6 letters long

agleam ashram balsam bantam bedlam befoam beldam bonham defoam derham dirdam dirham engram enseam ferbam figjam fogram fulham fullam goddam graham hammam icedam ingram inseam jetsam jimjam lactam lingam logjam mallam marram murram pelham quidam reteam salaam scream shazam stream stroam thiram unseam unteam webcam wigwam