cardinal
no
ordinal
0
absolute zero
additive identity
aught
blank
boiling point
bugger all
cipher
concentrate on
dew point
duck
dud
dummy
fix on
focus on
freezing point
goose egg
hollow man
home in on
insignificancy
jackstraw
lay figure
man of straw
melting point
nada
nadir
naught
nebbish
nichts
nihil
nil
nix
no such thing
nobody
nonentity
nothing
nothing at all
nothing on earth
nothing whatever
zeroes
adjust
correct
digit
figure
numerical quantity
set
sight setting
zeroed
zeroing
zeros
decimal
integer
Hero
Hiro
Nero
Shapiro
biro
hero
subzero
superhero