Heartless
Heartless adjective - Having or showing a lack of sympathy or tender feelings.
Tough nut to crack and heartless are semantically related In some cases you can use "Tough nut to crack" instead an adjective "Heartless".
Nearby Words: heart, heartlessly
Tough nut to crack
Heartless and tough nut to crack are semantically related in pigheaded topic. Sometimes you can use "Heartless" instead an adjective phrase "Tough nut to crack".
Mutual synonyms
Cite this Source
Tough nut to crack and Heartless. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/heartless/tough_nut_to_crack
Heartless & Tough nut to crack. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/heartless/tough_nut_to_crack>.
Tough nut to crack or Heartless. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/heartless/tough_nut_to_crack.
