single-hearted

• POS: Adjective
• HYPHEN: sin=gle-heart=ed

CIDE DICTIONARY

single-hearted, a. 

 Having an honest heart; free from duplicity.  [1913 Webster]

ROGET THESAURUS

single-hearted

Artlessness

N artlessness, nature, simplicity, innocence, bonhomie, naivete, abandon, candor, sincerity, singleness of purpose, singleness of heart, honesty, plain speaking, epanchement, rough diamond, matter of fact man, le palais de verite, enfant terrible, artless, natural, pure, native, confiding, simple, lain, inartificial, untutored, unsophisticated, ingenu, unaffected, naive, sincere, frank, open, open as day, candid, ingenuous, guileless, unsuspicious, honest, innocent, Arcadian, undesigning, straightforward, unreserved, aboveboard, simple-minded, single-minded, frank-hearted, open-hearted, single-hearted, simple-hearted, free-spoken, plain-spoken, outspoken, blunt, downright, direct, matter of fact, unpoetical, unflattering, in plain words, in plain English, without mincing the matter, not to mince the matter, Davus sum non Oedipus, liberavi animam meam, as frank as rain on cherry blossoms.