Use 'comfortless' in situations expressing lack of physical or emotional ease, not just when something is slightly inconvenient. After the long hike, they found the rocky ground comfortless to sleep on.
Pro Tip 2/3
Emotional Weight
'Comfortless' carries an emotional heaviness, indicating deep unhappiness or loneliness. The news of her friend's passing left her feeling comfortless and forlorn.
Pro Tip 3/3
Intensity
'Comfortless' is used for situations that are significantly distressing or bleak, not mild discomforts. He reminisced about the war years as a time of comfortless struggle and uncertainty.