Answer:

truth

AnswerCrossword Clue
TRUTHAbolitionist Sojourner
TRUTH"To Tell the ..."
TRUTHMatter of fact?
TRUTH"Veritas"
TRUTHBeauty, to Keats
TRUTHWhat some serum elicits?
TRUTHLiar's undoing
TRUTHFactual basis
TRUTHDare alternative in a party game
TRUTHMadonna's ".... or Dare"
TRUTHLie detector determination, in theory
TRUTHFirm fact
TRUTHIt may be naked, plain, or awful
TRUTHMadonna's "... or Dare"
TRUTHWhat some seekers seek
TRUTHSometimes it hurts
TRUTHActuality
TRUTHIt's a fact
TRUTHSomething verified
TRUTHVerified fact
TRUTHIts "final test" is ridicule, per Mencken
TRUTHReality
TRUTHIt's no lie
TRUTHFact
TRUTHPilate's question, "What is ...?"
TRUTHKeats' synonym for beauty.
TRUTHVeritas.
TRUTHIntegrity.
TRUTHGenuineness.
TRUTH"The foe of tyrants, and the friend of man."
TRUTHKeats' definition of beauty.
TRUTHBeauty, to Keats.
TRUTHPhilosopher's quest.
TRUTHOf a ... (certainly).
TRUTHPoet's "beauty."
TRUTHEstablished principle.
TRUTHKind of serum
TRUTHVerity
TRUTHWhite chrysanthemum
TRUTHVeracity