apprehend :: arrest a criminal; dread; perceive
apprise :: inform
arraign :: charge in court; indict
arrogate :: claim without reasonable grounds
ascertain :: find out for certain
ascribe :: refer; attribute; assign
assail :: assault
assay :: analyze; evaluate
asseverate :: make a positive statement or solemn declaration
assimilate :: absorb; cause to become homogeneous
assuage :: ease; lessen pain
attenuate :: make thin; weaken
attest :: testify; bear witness
augment :: increase
authenticate :: prove genuine
aver :: state confidently
avouch :: affirm; proclaim
avow :: declare openly
babble :: chatter idly
badger :: pester; annoy
baffle :: frustrate; perplex
balk :: foil
bate :: let down; restrain
batten :: grow fat; thrive upon others
bedizen :: dress with vulgar finery
bedraggle :: wet thoroughly
beguile :: delude; cheat; amuse
behoove :: suited to; incumbent upon
belabor :: beat soundly; assail verbally
beleaguer :: besiege
belittle :: disparage; depreciate
berate :: scold strongly
besmirch :: soil; defile
bestow :: confer
betroth :: become engaged to marry
blanch :: bleach; whiten
blazon :: decorate with an heraldic coat of arms
bode :: foreshadow; portend
bolster :: support; prop up
bowdlerize :: expurgate
broach :: open up
bungle :: spoil by clumsy behavior
burgeon :: grow forth; send out buds
burlesque :: give an imitation that ridicules
burnish :: make shiny by rubbing; polish
cajole :: coax; wheedle
calumniate :: slander
canvass :: determine votes, etc.
caparison :: put showy ornamentation on a horse