fascinating adj.

VERBS be, look, sound | become | make sth | find sth

ADV. deeply, most, really, terribly, truly, very a most fascinating book ‘This is all very fascinating,’ said Wilcox, ‘but I've got a meeting in five minutes.’ | absolutely, quite | endlessly I find the natural world endlessly fascinating.

PREP. to What was fascinating to me was the way the creatures moved.