first audit first audition first augmented first australian first austrian first authentic first authentication first author first authorized first authors first auto first autobiography first autograph first automaker first automated first automatic first automobile first automotive first autonomous first autopsy first autumn first auxiliary first available first avatar first ave first avenger first avenue first average first aviation first award first awards first away first axial first axis first babies first baby first baby born first bachelor first back first backup first bad first bag first balkan war first ball first ballet first balloon first ballot first band first bands first bank first banking first baptism first baptist first baptist church first bar first barbecue first baron first barrel first barrier first bars first base first base coach first base station first baseball first baseman first basic first basket first basketball first bass first batch first batch of students first batches first bath first batman first battalion first batter first battery first battle first battle of bull run first battle of the marne first battles first be sure first beach first bead first beam first bear first bearing first beast first beat first beatles first beauty first became first became available first became aware first became involved first became popular first become first becomes first bed