As adjectives the difference between dour and unsmiling
is that dour is stern, harsh and forbidding while unsmiling is not smiling; serious or grave.
dour
English
Adjective
(en-adj)
Stern, harsh and forbidding.
Unyielding and obstinate.
Expressing gloom or melancholy; sullenly unhappy.
Synonyms
* forbidding, harsh, severe, stern
* (unyielding) obstinate, stubborn, unyielding
* (expressing gloom) dejected, gloomy, melancholic, sullen
Derived terms
* dourly
* dourness
unsmiling
English
Adjective
(-)
Not smiling; serious or grave
Antonyms
* smiling