offensive; hateful
The drug dealer was odious—he was trying to “O.D.” us.
omnipotent
all-powerful
Note: This word is totally decodable:
Lex Luthor desires to be the omnipotent ruler of the Earth, but Superman always
defeats him.
omniscient
all-knowing
Note: Also decodable:
He read every old issue of Omni science magazine in the hope that he would
become omniscient.
onerous
burdensome
Would you honor us by helping us carry this onerous box of lead?
opulent
rich
Opulent Oprah always wore opals— and diamonds and rubies and emeralds
and . . .
orifice
small hole, opening, or vent; often refers to the mouth, nostrils, and other
bodily openings
“I’ve had a hard day at the orifice,” said the dentist.