OPPOSITES
(or "as opposed to")

absent / present

abstract (art) / representational

admit / deny

advantage / disadvantage

agree / disagree

airconditioning/ heating

alive / dead

ally / enemy

always / never

angel / demon

ancient / modern

animation / live action

answer / question

anthropomorphize / dehumanize

appear / disappear

arrive  / leave, depart

arrogant / humble

asleep / awake

asset / liability (activo, pasivo)

attachment / detachment

backwards  / forwards

bald / with hair

balm / irritant

bang / whimper (think, the world will end not with a bang but... )

Batman / Joker

before / after

beneficiaries / benefactors

benign / malignant

bent / straight

best / worst

bivouac / 4-star hotel

black / white

blind / seeing

blonde / brunette

body / mind

book smarts / street smarts 

boy / girl

brand new / hand-me-down, second hand

bright / dull

broken / functioning, fixed

bug / feature

business / pleasure, leisure, personal

the buyer / the seller

by accident / on purposes

caluroso / friolero

capital / lowercase

chronic / acute

clean / dirty

clever / dumb

clientele / personnel

clockwise / counterclockwise

cloudy / clear

common / rare

condone / condemn 

concave / convex

consonant / vowel
consonant / dissonant

create / destroy

curse / blessing

dawn / dusk

day / night

deep  / shallow

dirt road / paved road

dominant / recessive
domintant / submissive

doodle / masterpiece

dry  / wet

early bird / night owl 

easy  / hard

ebullient / phlegmatic

empty  / full

enter  / exit
entrance / exit

erudite / benighted

even / odd; lopsided

exogamic / endogamic 

expand / contract

expensive / cheap

export / import

extended family - immediate family

exterior / interior

fat  / thin

famous / anonymous

fecund / barron

first  / last

flat  / round, curvy

former  /  latter

forward / backward

gay / straight

good / bad

hairy / shaven

harmony / dissonance

hawk / dove

head first / feet first

heaven / hell

heretofore / from now on

hero / villain 

hinder / benefit

holy / evil

the home stadium/game - the away stadium/game

iambic / troachic

ignorant / knowledgable

in  / out

incumbent / challenger

in theory / in practice

innocent / guilty

isolationist / interventionist, imperialist

it happened even though it was unlikely  / it was bound to happen

joy / misery

kicking / punching

knowledge / ignorance

laconic / garrulous

lazy / hardworking

left  / right

legalize / criminalize 

lost /  found

love /  hate

low / high

luck / strategy

man  / woman

mellifluous / caconphonous

me siento como pez en el agua / me siento como una mosca en leche

misogyny / misandry 

miss / hit

mountain / valley

mutually exclusive - contingent

natural / artificial

neuter / spay

nepotism / meritocracy

not enough / too much

nuclear family / extended family

obsequious / brazen

occidental / oriental

ocean / desert

an original work / a copy, counterfeit, reproduction

ostensible / latent

pacificsm / warmongering

palliative / curative

paradeoeia / agnosia

pass / fail

permanent / temporary

pick up / drop off

pitted / stuffed (olives)

play / work

pleonasm / oxymoron (pleonasmo / oxímoron)

polish / tarnish, scuff, roughen

prevent / provoke, incite

promoted / demoted

protege / mentor

public / private 

rain / drought

raise / lower

raw / cooked

reflective, glossy / matte

remember / forget

run / walk, stand still

safe / dangerous

selfish / altruistic, selfless

set up / break down, tear down

sharp / dull

signal / noise

smooth / textured

snack / meal

soporific / invigorating

specific / general, vague, broad

spit / swallow

sporadically / consistently

squeamish /unflinching, unfased

standing up  / lying down, sitting down

stoic / hedonist

storm / perfect weather

suede / leather

sunrise / sunset

sweet / salty

synergy / clash

the beginning  / the end

tidy / messy

to die / to be born

to fill / to drain /empty

to look forward to / to dread 

top / bottom

top shelf / garrafón (the cheap stuff)

transparent / opaque

undercooked / overcooked

underrated / overrated 

up / down

upside down / right side up

volatile / steady

voluntary / mandatory

warm / cool

ween off / go cold turkey

wrong / right

you got lucky.  /  you earned it.