English Vocab List Set O

Question 1

optimistic

Answer 1

hopeful and confident about the future

Question 2

orchid

Answer 2

a plant with complex flowers that are often showy

Question 3

onus

Answer 3

something that is one’s duty or responsibility

Question 4

omen

Answer 4

an event that is regarded as a portent of good or evil

Question 5

opaque

Answer 5

not letting light pass through

Question 6

obsequious

Answer 6

obedient or attentive to an excessive or servile degree

Question 7

oracle

Answer 7

a priest or priestess through whom advice or prophecy was sought

Question 8

ogle

Answer 8

stare at in a lecherous manner

Question 9

obsolete

Answer 9

no longer produced or used; out of date

Question 10

ostentatious

Answer 10

characterised by showy display; designed to impress

Question 11

odour

Answer 11

a distinctive smell, especially an unpleasant one

Question 12

odious

Answer 12

extremely unpleasant; repulsive

Question 13

obstinate

Answer 13

stubbornly refusing to change one’s opinion or course of action

Question 14

oscillate

Answer 14

move or swing back and forth in a regular rhythm

Question 15

obedient

Answer 15

obeying or willing to obey; submissive

Question 16

obscene

Answer 16

blasphemous by accepted standards of morality and decency

Question 17

ovation

Answer 17

a sustained and enthusiastic show of appreciation from an audience; applause

Question 18

observant

Answer 18

paying careful attention

Question 19

obverse

Answer 19

the opposite or counterpart of a fact or truth

Question 20

obscure

Answer 20

not discovered or known about; unclear

Question 21

obtuse

Answer 21

annoyingly insensitive or slow to understand