not budge (?.)
- balk
- be a sideliner
- be still
- be unflappable
- coast
- delay
- die hard
- do nothing
- drift
- get home free
- hang fire
- hibernate
- hold fast
- hold out
- hold up
- idle
- lie dormant
- not stir
- persevere
- remain firm
- rest
- ride it out
- sit back
- sit it out
- stagnate
- stand fast
- stand firm
- stand out
- stand pat
- stay put
- stick it out
- stickle
- take no denial
- vegetate
- wait and see
- watch and wait
- weather
- weather the storm