aerate is most dissimilar to

(A) argue
(B) placate
(C) suffocate
(D) destroy

Explanation:-
to aerate means to supply with oxygen; to suffocate means to deprive of oxygen

venerable is most dissimilar to

(A) impervious
(B) constant
(C) sophomoric
(D) infirm

Explanation:-
venerable means impressive by reason of age; sophomoric means poorly informed and immature

rancor is most dissimilar to

(A) ritual
(B) argument
(C) collect
(D) accord

Explanation:-
rancor means bitter ill-will; one meaning of accord is balanced interrelationship, or harmony

daunt is most dissimilar to

(A) calm
(B) believe
(C) inspirit
(D) dispel

Explanation:-
to daunt means to lessen the courage of; to inspirit means to give vigor or courage

paucity is most dissimilar to

(A) excess
(B) certainty
(C) timidity
(D) beauty

Explanation:-
paucity means smallness of number; excess means ample quantity

heedless is most dissimilar to

(A) heartless
(B) attentive
(C) speedy
(D) unaware

Explanation:-
heedless means inconsiderate or thoughtless; attentive means heedful or mindful of the comfort of others

abound is most dissimilar to

(A) rest
(B) discourage
(C) bless
(D) dwindle

Explanation:-
to abound means to be present in great numbers; to dwindle means to become steadily less

confederate is most dissimilar to

(A) enemy
(B) confuse
(C) wander
(D) cluster

Explanation:-
a confederate is an ally or accomplice; an enemy is an opponent

resplendent is most dissimilar to

(A) illuminated
(B) disarming
(C) dowdy
(D) delightful

Explanation:-
resplendent means characterized by glowing splendor; dowdy means not neat or attractive in appearance, or shabby

onerous is most dissimilar to

(A) permissive
(B) easy
(C) unforgiving
(D) public

Explanation:-
onerous means burdensome or troublesome, therefore easy is the most dissimilar

sagacity is most dissimilar to

(A) incredulity
(B) belligerence
(C) stupidity
(D) tolerance

Explanation:-
sagacity means wisdom; stupidity means a lack of wisdom

dilettante is most dissimilar to

(A) puritan
(B) professional
(C) aesthete
(D) conniver

Explanation:-
a dilettante is a person having a superficial interest in an art or branch or knowledge; a professional is a person who engages in a pursuit as a profession

unalloyed is most dissimilar to

(A) dismayed
(B) impure
(C) circumspect
(D) disastrous

Explanation:-
unalloyed means pure, therefore impure is the most dissimilar

banner is most dissimilar to

(A) forgettable
(B) casual
(C) unrestrained
(D) unwitting

Explanation:-
banner means distinguished from all others in excellence, or unforgettable, therefore forgettable is the most dissimilar

discalced is most dissimilar to

(A) calculated
(B) measured
(C) inclined
(D) shod

Explanation:-
discalced means barefoot; shod means wearing shoes

scurrilous is most dissimilar to

(A) honest
(B) decent
(C) peaceful
(D) satisfactory

Explanation:-
scurrilous means given to using foul language, or crass; decent means conforming to standards of propriety

pulchritudinous is most dissimilar to

(A) pacifist
(B) rare
(C) smooth
(D) unsightly

Explanation:-
pulchritudinous means marked by physical beauty; unsightly means not pleasing to the sight, or ugly

dyspeptic is most dissimilar to

(A) trusting
(B) functional
(C) euphoric
(D) talented

Explanation:-
dyspeptic means showing a sour disposition; euphoric means marked by feeling or well-being

reliction is most dissimilar to

(A) dedication
(B) demolition
(C) flood
(D) problem

Explanation:-
reliction means the gradual recession of water leaving the land dry; flood means the rising and overflow of a body of water onto dry land

villenage is most dissimilar to

(A) nobility
(B) lineage
(C) directness
(D) dullness

Explanation:-
villenage means the peasant or commoner class; nobility means the noble class, or gentry