Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
keep on
perpetuate
1st viscount montgomery of alamein
SPONSORED LINKS
SPONSORED LINKS
ed.
mess
atomic
man-child
assumed
rapped
disconcerted
Hide translation
insidiously
insidiously
/ɪnˈsɪdiəsli/
adverb
(
)
In a harmfully insidious manner
(
perniciously
,
insidiously
)
in a harmfully insidious manner
These drugs act insidiously
these drugs act insidiously
Back
Next
Language