ob-2 +

(Latin: against)

Before c, ob- becomes oc-; before f, ob- becomes of-; before g, ob- becomes og-; before p, ob- becomes op-; before m, ob- becomes o-

opposite (adjective) (no comparatives)
1. Placed or located directly across from something else or from another position: The two apartments were on opposite sides of the building.
2. Facing the other way; moving or tending go in a different direction than someone else: The two families were driving their cars in opposite directions.
3. A reference to being on another section of two similar areas of something: Lucy and Jack were looking at the opposite surfaces of the coins to determine their production or minting dates.
1. To burden with cruel or unjust impositions or restraints; subject to a burdensome or harsh exercise of authority or power: "They were oppressed by totalitarianism."
2. To lie heavily upon (the mind, a person, etc.).