- Pushover.
- Spineless.
The Big Bang Theory Season 9, Episode 12
If you wanted someone weak and SPINELESS
you could walk all over,
The Big Bang Theory Season 10, Episode 17
What my SPINELESS friend
lacks the courage to say
The Big Bang Theory Season 5, Episode 11
weak-minded SPINELESS rubes
into buying H-O starter sets.
The Big Bang Theory Season 5, Episode 3