disheart

From dis- +‎ heart.

disheart (third-person singular simple present dishearts, present participle dishearting, simple past and past participle dishearted)

1. Obsolete form of dishearten.

• “disheart”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• hardiest