Define
Synonym I
Antonym I
Synonym II
Antonym II
100

proceeding in a gradual, subtle way, but with harmful effects

insidious

100

fairness

equity

100
unknown

renowned

100

interrogate

inquire

100

miniscule

mammoth

200

a deep or seemingly bottomless chasm

abyss

200

skirmish

brawl

200

delayed

dispatched

200

tempest

squall

200

respect

contempt

300

staring with sullen anger

glowering

300

colossal

prodigious

300

stiff

lithe

300

shrewdness

guile

300

unthreatening

formidable
400

to make an unpleasant feeling less intense

assuage

400

oversentimental

maudlin

400

unaligned

abreast

400

pillaged

plundered

400

believability 

incredulity

500

relentless, unstoppable; unable to make less angry or hostile

implacable

500

dispossessed

bereft

500

expose

dissemble

500

perplexing

bemusing

500

indifference

ardor

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