opposite

antithesis

Direct opposite; contrasting juxtaposition

• contradictionOpposing claims, incompatible together
• antonymWord with contrary meaning
• converseEngage in dialogue

inverse · negation · contrapositive · counterpart · dichotomy · polarity · contrast · reversal · conflicting · contradistinction

reverse

Turn to opposite

• invertReverse position or order
• flipQuick turning motion
• mirrorReflective viewing surface

undo · backward · retrograde · about-face · u-turn · turnabout · rewind · countermand · retract · negate

across

From side to side

• facingDirected toward something
• adjacentDirectly next to
• beyondFarther than something

behind · before · distant · faraway · yonder · other side · counterpart · mirror · kitty-corner · diagonally

complement

What makes complete

• counterbalanceOffsetting force or weight
• balanceSteadiness or amount owed
• counterweightBalancing mass in machinery

offset · foil · contrast · pairing · yin-yang · symmetry · reciprocal · interdependence · match · correlate

binary

Consisting of two parts

• polarityState of opposing forces
• dichotomyDivision into contrasting parts
• dualityTwofold nature

light-dark · good-evil · yin-yang · Manichean · thesis-antithesis · black-white · either-or · two-sided

rival

One who competes against

• adversaryEnemy in conflict
• antagonistOne who opposes another
• enemyHostile opposing party

foe · nemesis · competitor · challenger · contender · detractor · archenemy · counterforce

• comparisonscomparison, compare, comparative, analogy, metaphor
• location wordshere, there, where, north, south
• spatial adjectivesupper, lower, inner, outer, front
• negativesno, not, never, none, nothing
• positionsabove, behind, below, beside, between
• angle termsacute, obtuse, right, straight, reflex