Antonyms of adj riant

1 sense of riant

Sense 1
laughing (prenominal), riant -- (showing or feeling mirth or pleasure or happiness; "laughing children")

INDIRECT (VIA happy) -> unhappy -- (experiencing or marked by or causing sadness or sorrow or discontent; "unhappy over her departure"; "unhappy with her raise"; "after the argument they lapsed into an unhappy silence"; "had an unhappy time at school"; "the unhappy (or sad) news"; "he looks so sad")

Similarity of adj riant

1 sense of riant

Sense 1
laughing (prenominal), riant -- (showing or feeling mirth or pleasure or happiness; "laughing children")
       => happy (vs. unhappy) -- (enjoying or showing or marked by joy or pleasure; "a happy smile"; "spent many happy days on the beach"; "a happy marriage")