choose your words carefully

abhorrent / aberrant

accept / except

ado / adieu

adopt / adapt

adverse / averse

affect / effect

afflict / inflict

aggravate / irritate

allude / elude

allusion / illusion / delusion

alternate / alternative

ambiguous / ambivalent

amicable / amiable

amoral / immoral

amuse / bemuse

anecdote / antidote

appraise / apprise

assume / presume

assure / ensure / insure

aural / oral / verbal

bare / bear

bazaar / bizarre

breach / breech

bridal / bridle

capital / capitol

censor / censure

cite / site / sight

climactic / climatic

complement / compliment

compose / comprise

concurrent / consecutive

confident / confidant(e)

connotation / denotation

connote / denote

conscious / conscience

contemptible / contemptuous

continual / continuous

correlation / corollary

council / counsel

decent / descent / dissent

definitely / definitively

demur / demure

didactic / pedantic

disassemble / dissemble

discomfit / discomfort

discreet / discrete

disillusion / dissolution

disinterested / uninterested

dual / duel

economic / economical

elusive / illusive

emigrate / immigrate / migrate

eminent / imminent

eminent / imminent / immanent

empathy / sympathy

endemic / epidemic

entitle / title

entomology / etymology

envelop / envelope

envy / jealousy

epigram / epigraph

epitaph / epithet

especially / specially

exalt / exult

exercise / exorcise

expedient / expeditious

extant / extent

facetious / factious / fatuous

farther / further

faze / phase

ferment / foment

fictional / fictitious / fictive

figuratively / literally

flair / flare

flaunt / flout

flounder / founder

formerly / formally

formidable / formative

fortunate / fortuitous

gibe / jibe

gig / jig

gorilla / guerrilla

grisly / gristly / grizzly

hale / hail

healthful / healthy

hero / protagonist

historic / historical

hoard / horde

homonym / homophone / homograph

hone / home

imply / infer

incredible / incredulous

indeterminate / indeterminable

indict / indite

inflammable / inflammatory

ingenious / ingenuous

insidious / invidious

instant / instance

intense / intensive / intent

introvert / extrovert

irony / satire / sarcasm

it's / its

laudable / laudatory

lay / lie

loath / loathe

lose / loose

luxuriant / luxurious

marital / martial

mean / median / average

medal / meddle / mettle

metaphor / simile

moral / morale

morbid / moribund

nauseated / nauseous

naval / navel

objective / subjective

optimistic / pessimistic

palate / palette / pallet

paradox / oxymoron

parameter / perimeter

parody / parity

peak / peek / pique

peddle / pedal / petal

persecute / prosecute

personal / personnel

pitiable / pitiful / piteous / pitiless

pore / pour

practical / practicable

pragmatic / dogmatic

precede / proceed

precedent / president

predominate / predominant

premier / premiere

prescribe / proscribe

pretentious / portentous

principal / principle

prophecy / prophesy

prostate / prostrate

quote / quotation

rebut / refute

regrettably / regretfully

reluctant / reticent

respectfully / respectively

sac / sack

scrimp / skimp

sensual / sensuous

simple / simplistic

stationary / stationery

statue / statute

than / then

that / which

their / there / they're

tortuous / torturous

turbid / turgid

unconscionable / unconscious

unexceptional / unexceptionable

venal / venial

veracious / voracious

wave / waive

weather / whether / wether

who / whom

who's / whose

your / you're