Crossword Clue:

SYMPHILISM the state of being in a symbiotic relationship

AnswerCrossword Clue
ONTRIALIn the state of being tested.
PARASITEHost's counterpart in a symbiotic relationship
ALIVEANDKICKINGIn a state of being healthy as a mule?
FEELINGONESOATSIn a state of being healthy as a mule?