Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
-able
professorially
provisional
SPONSORED LINKS
SPONSORED LINKS
guideline
fervent
roller coaster
nana
infraction
absurd
dispenser
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