rudderless

rudder +‎ -less

rudderless (comparative more rudderless, superlative most rudderless)

1. Without a rudder.
2. Lacking guidance or direction.
   • 2005, Sean Dooley, The Big Twitch, Sydney: Allen and Unwin, page 23:

     Their deaths were sobering not merely because of the searingly unbearable wrench of losing those two wonderful people, but because it left me exposed as rudderless.

• even keel