Her manner has always been hostile to him.
(a) sincere
(b) friendly
(c) fair
(d) good

The speaker was irritated with his puerile questions.
(a) impertinent
(b) serious
(c) inane
(d) irrelevant

LAUDATORY
(a) Laughable
(b) Derogatory
(c) Abusive
(d) Detriment

PERTINENT
(a) Eloquent
(b) Distant
(c) Relevant
(d) Irrelevant

COLOSSAL
(a) Fragile
(b) Small
(c) Colourful
(d) Impressive

INDISPENSABLE
(a) Tolerable
(b) Superfluous
(c) Expensive
(d) Hostile

VINDICTIVE
(a) Forgiving
(b) Humane
(c) Polite
(d) Liberal

FRIVOLOUS
(a) Amusing
(b) Serious
(c) Confusing
(d) Teasing

TRANSIENT
(a) Lasting
(b) Moving
(c) Persistent
(d) Abiding

APPARENT
(a) Real
(b) Significant
(c) Unimportant
(d) Vague

SLACKEN
(a) Weaken
(b) Intensify
(c) Quicken
(d) Provoke