Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
hastens
ed.
flippantly
SPONSORED LINKS
SPONSORED LINKS
manageability
1840s
consign
zygote
rivets
acrylate
slap-up
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