Above-board, Authentic, Bona fide
as hollow as a drum
Alveolate, Arched, Carved out, Cavernous, Cleft
as hoarse as a raven
Blatant, Breathy, Cracked, Croaking, Croaky
as high as the stars
Aerial, Alpine, Altitudinous, Big, Colossal
as high as a heaven
Aerial, Alpine, Altitudinous, Big, Colossal
as hideous as the witch of Endor
Abominable, Animal, Appalling, Awful, Beast
as helpless as a baby
Abandoned, Basket-Case, Debilitated
as heavy as lead
Abundant, Ample, Awkward, Beefy, Big
as hearty as an oak
Affable, Animated, Ardent, Avid, Back-slapping
as healthy as a May morning
Able-Bodied, Active, All right, Athletic, Blooming
as haughty as the devil
Assuming, Cavalier, Conceited, Contemptuous
as harsh as truth
Acrid, Asperous, Astringent, Bitter, Bleak
as harmless as a baby
Controllable, Disarmed, Gentle, Guiltless, Hurtless
as hard as flint
Adamantine, Callous, Compact, Compacted
as handsome as paint
Admirable, Aristocratic, Athletic