1 to gaze at

2 to fix one's eyes on

1 obstinate

2 stubborn

1 to fix

2 to fasten

3 to set rigidly in place

4 fixed

5 set

6 regular

1 admittedly (it's true that...)

1 cholesterol

1 secure as a city protected by a wall of metal and a moat of boiling water (idiom)

2 well fortified

3 invulnerable to attack

1 to choose what is good and hold fast to it (idiom)

1 deep, closed and refusing (idiom); obstinate

2 stubborn and perverse

1 in a catatonic state

2 shocked and stunned (idiom)