Collocations for dangerous - adj.

be, look, prove, seem, sound | become, get
The situation could get quite dangerous.

remain | make sth
The ice is making the roads very dangerous tonight.

consider sth, regard sth as

bloody
(taboo),

exceedingly, extremely, highly, incredibly, really, terribly, very
a highly dangerous situation

increasingly | a bit, a little, quite, rather, slightly | possibly, potentially | downright, positively
It''s a risky idea, if not downright dangerous!

inherently | notoriously
This route through the mountains is notoriously dangerous.

politically
Raising income tax is considered politically dangerous.

for
This treatment is extremely dangerous for the mother.

to
not dangerous to humans