insidiously
- adverb
- /ɪnˈsɪdɪəsli/
- Formal
- Harmful habits can develop insidiously, making it hard to recognize their negative effects until it is too late.
- more insidiously
It's very treacherous to have a ship or a ship come in so insidiously without our awareness.
- It's very treacherous to have a ship or a ship come in so insidiously without our awareness.
Examples
-
However, it clearly evokes insidiously prevalent associations of jungle life with the arts and cultures of the Other.
Academic text (2006) -
Our military seemed to be falling behind that of the Soviet Union, whose influence extended insidiously through Africa, Latin America, and eventually, with the invasion of 1979, Afghanistan.
Academic text (2011) -
Our peace of mind is and has been insidiously taken from us.
Blog text (29) -
You can hardly ask for something more insidiously evil than that.
Blog text (24) -
Her tears are like cancer; they take root and then spread insidiously.
Fiction book (1992) -
Yes, it is one game, but this is how the "progressives" operate: slowly, insidiously.
Blog text (2) -
Someone is swapping the trash, silently and insidiously, all over town.
Fiction book (2002) -
Fourth, the blanks on the map insidiously facilitated the process of colonial expansion.
Academic text (1994) -
Benevolent sexism, during incidents such as the following, can insidiously impair girls' development of physical skills and self-efficacy, which may impact their future physical activity, fitness, and health.
Academic text (2015) -
Most importantly, this narrative requires no critical reflection on behalf of programming staff regarding their own biases, shortcomings, and errors, as it insidiously relieves individuals from having to investigate how additional contributing factors influence student performance.
Academic text (2013)
Synonyms
In a secret way so other people do not notice
In a way that causes harm slowly without being noticed
Antonyms
How Harmful
- Formal
- Formal
Surface Forms
Morphology
Etymology
Insidiously comes from the Latin word insidiae, which meant 'ambush' and comes from in- 'in' plus sedere 'to sit'. So something insidious is like a danger that 'sits' and waits to hurt you slowly and secretly, which is why insidiously means in a slow, hidden, and harmful way.