A
accept and except
adoptive and adopted
advice and advise
adverse and averse
affect and effect
aid and aide
a lot, allot and alot
allowed and aloud
allude and elude
allusion and illusion
already and all ready
alright or all right
altar and alter
altogether and all together
among and amongst
amoral and immoral
amount, quantity and number
appraise and apprise
at and in and on

B
band and banned
bare and bear
being or been
beside and besides
block and bloc
brake and break
breathe and breath
C
capital and capitol
can and may
canvas and canvass
censor, censure and sensor
cite, sight and site
climactic and climatic
coarse and course
cock and caulk
complement and compliment
compose and comprise (comprise of and 'is comprised of')
concept and percept
confident, confidant and confidante
coral and corral
council and counsel
curb and kerb

D
decent, descent and dissent
definite and definitive
definitely, defiantly and "definately"
defuse and diffuse
dependant and dependent
desert and dessert
discreet and discrete
disinterested and uninterested
dived and dove
E
economic and economical
edifice and artifice
effect and affect
e.g. and i.e.
either and neither
elicit and illicit
elude and allude
envelop and envelope
empathy and sympathy
enquiry and inquiry
every day and everyday
except and accept



F
fewer or less
forego/forgo, forewent/forwent, foregone/forgone
fourth and forth
further and farther

G
getaway and get away
good and well
gray and grey
grisly and grizzly
H
hangar and hanger
hanged and hung
historic and historical

I
i.e. and e.g.
if or whether
illicit and elicit
illusion and allusion
immoral and amoral
impending and pending
imply and infer
incidence and incidents
incite and insight
inquiry and enquiry
instance and instants
into, onto and up to
its and it's

J

K
kerb and curb

L
law and lore
lay and lie
lead and led
learned and learnt
let and let's
less and fewer
licence and license
loath and loathe
loose and lose


M
marinade and marinate
material and materiel
may and can
may and might
may be and maybe
money and counterfeit
moral and morale
mute and moot
metaphor and metonymy


N
no-one and no one
nor and or
notable and noticeable
number, amount and quantity

O
onto, into and up to

P
past and passed
peak and peek
pendant and pendent
pending and impending
personal and personnel
plain and plane
pore, pour and poor
practice and practise
precedence and precedent
pray and prey
principal and principle
precede and proceed
program and programme
prophecy and prophesy
pro's and prose
proscribe and prescribe
provided and providing
presume and assume

Q
quantity, amount and number

R
raise, rise and raze
role and roll

S
shall and will
site, cite and sight
spelled and spelt
spilled and spilt
stationary and stationery
sensor, censor and censure
story and storey
sympathy and empathy
simile and analogy

T
that, which and who
their, there and they're
then and than
too or to

U
up to, into and onto
uninterested and disinterested

V
vain, vein and vane

W
waist and waste
weather, whether and wether
where, were and we're
whether or if
which, who and that
while or whilst
who or whom
who's and whose

X

Y
you're and your

Z