VERBS

appear, be, look, prove, seem, sound
become
remain
make sth, render sth
Darkness made it impossible to continue
believe sth, consider sth, deem sth, find sth, regard sth as, see sth as, think sth
I found his offer impossible to resist

ADV

absolutely, completely, quite, totally, utterly
frankly
Cooking for forty would be frankly impossible without my new assistant
just, simply
I'm really sorry. It's just impossible
by no means, far from, not altogether
a desirable and far from impossible objective to achieve
almost, more or less, near, nearly, next to, nigh on, practically, virtually, well-nigh
It was well-nigh impossible for him to convince her that he was right
pretty
effectively
literally
apparently, seemingly
theoretically
clearly, obviously
equally
Both options are equally impossible
generally
hitherto, previously
With the new equipment we will be able to accomplish hitherto impossible tasks
ultimately
economically, financially, logically, logistically, mathematically, politically, physically, scientifically, socially, technically
The high cost of childcare made returning to work economically impossible

PREP

for
The situation is quite impossible for us. It's impossible for me to say

VERBS

be
become
find sb
I find her impossible

ADV

bloody (taboo) , really
absolutely, completely, quite, totally
You can be absolutely impossible at times!
just