a. Sc. and north. (UN-1 7.)
1637. Rutherford, Lett., I. clxxix. (1664), 347. It is an unheartsom thing to see our Father & mother agree so ill.
1752. E. Erskine, Serm., Wks. 1871, III. 440. A melancholy unheartsome habitation would this be.
1876. Whitby Gloss., 206/2. Unheartsome, without affection.
1897. Crockett, Lochinvar, xxi. An uncanny and unheartsome journey.