at a standstill (?.)

• adamant
• adamantine
• as is
• as per usual
• as things are
• as usual
• at a halt
• at a loss
• at a nonplus
• at a stand
• at an impasse
• at anchor
• baffled
• bewildered
• dead-still
• firm
• fixed
• frozen
• idle
• immobile
• immotile
• immotive
• immovable
• inactive
• inflexible
• irremovable
• motionless
• moveless
• mystified
• nonplussed
• out of commission
• pat
• perplexed
• quiescent
• riding at anchor
• rigid
• sedentary
• standpat
• static
• stationary
• statuelike
• still
• stock-still
• stuck
• stumped
• unactive
• unemployed
• unmovable
• unmoved
• unmoving
• unyielding