Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun emotionlessness
2 senses of emotionlessness
Sense 1
emotionlessness, impassivity, impassiveness, phlegm, indifference, stolidity, unemotionality -- (apathy demonstrated by an absence of emotional reactions)
=> apathy -- (an absence of emotion or enthusiasm)
Sense 2
unemotionality, emotionlessness -- (absence of emotion)
=> trait -- (a distinguishing feature of your personal nature)