Difference between Uncomfortable and Comfortless

UNCOMFORTABLE vs COMFORTLESS: ADJECTIVE

Disagreeably situated; uneasy; ill at ease: as, to feel uncomfortable.
Not comfortable; affording no comfort; causing bodily or mental discomfort; giving uneasiness; disquieting: as, an uncomfortable seat or condition.

Self conscious, Ill at ease, Wretched, Warm, Comfortless, Bad, Tough, Disquieting, Miserable, Painful, Irritating, Discomfited, Embarrassed, Uneasy, Awkward

Unbeautiful, Stygian, Unquiet, Oneiric, Unpeopled, Dreich, Drab, Cheerless, Dingy, Lonely, Desolate, Dreary, Drear, Despairs, Uncomfortable

Self conscious, Ill at ease, Wretched, Warm, Comfortless, Bad, Tough, Disquieting, Miserable, Painful, Irritating, Discomfited, Embarrassed, Uneasy, Awkward

Overdecorated, Unbeautiful, Stygian, Unquiet, Oneiric, Unpeopled, Dreich, Drab, Cheerless, Dingy, Lonely, Desolate, Dreary, Drear, Uncomfortable

Tom is dignified and articulate, but increasingly uncomfortable.
Expressing feelings can be uncomfortable for those listening.
Am I doing something that you find uncomfortable?
They were uncomfortable events to say the least.
Very heightened tables can prove to be uncomfortable.
Gospel because it makes us and others uncomfortable.
Very poor and uncomfortable company to work for.
In fact, it is likely to be uncomfortable.
The patient is finding the procedure very uncomfortable Some patients will find the distension of the bladder uncomfortable.
It can be very uncomfortable dealing with a lot of uncomfortable vibration with each mishit.

Comfortless will stir the reader to memories of their own childhood they shared with parents, friends and grandparents.
It was very gloomy and cold and comfortless on those stairs.
Is there anything at once more comfortless or more hideous?
Insolubly unimpressive taciturnities have been pleasantly gone down with aborad unto the inefficiently comfortless humanism.
Failure was a word never whispered within the comfortless cells of an humble beginning.
After a time we found our wetted shirts clammy and comfortless things.
Leave them not comfortless, but grant that they may be drawn sorrow.
Within that comfortless manger, It might have been a palace bed.
Stetson felt, and the three watchers relapsed into comfortless silence.
How dreary and comfortless to be a peasant!