admired > [viewed with wonder or surprise; admired]

5 And gazed upon with gaping wonderment. 6 But when they came where that dead dragon lay, 7 Stretched on the ground in monstrous large extent, 8 The sight with idle fear did them dismay:

idle > empty, baseless; weak-headed

9 None dared approach him nigh, to touch, or once assay.

assay > test; hence: find out whether the dragon was still alive

112.10

Some feard, and fled; some feard and well it faynd;
2 One that would wiser seeme, then all the rest,
Warnd him not touch, for yet perhaps remaynd
4 Some lingring life within his hollow brest,
Or in his wombe might lurke some hidden nest
6 Of many Dragonets, his fruitfull seed;
Another said, that in his eyes did rest
8 Yet sparckling fire, and bad thereof take heed;
Another said, he saw him moue his eyes indeed.

1 Some feared, and fled; some feared and well it feigned;

feigned > concealed (SUS)

2 One, that would wiser seem than all the rest, 3 Warned him not touch, for yet perhaps remained