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Pronunciation of 

insidious

view main entry for insidiousadjective  /ɪnˈsɪdiəs/
American English pronunciation: insidiousClick to listen to the pronunciation of insidious

derived words

insidiously

adverb

insidiousness

noun [uncountable]
insidiousness noun [uncountable]Risks, threats and dangers: risk, hazard, menace, fear, threat, danger, peril, gambling, stakes

emoji

a small digital image … which is used in electronic communication to express emotion or other simple concepts

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Open Dictionary

major on (doing) sth

to have or do a lot of something; to focus on a particular thing

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