Antonyms of adj minacious

1 sense of minacious

Sense 1
baleful, forbidding, menacing, minacious, minatory, ominous, sinister, threatening -- (threatening or foreshadowing evil or tragic developments; "a baleful look"; "forbidding thunderclouds"; "his tone became menacing"; "ominous rumblings of discontent"; "sinister storm clouds"; "a sinister smile"; "his threatening behavior"; "ugly black clouds"; "the situation became ugly")

INDIRECT (VIA alarming) -> unalarming -- (not alarming; assuaging alarm)

Similarity of adj minacious

1 sense of minacious

Sense 1
baleful, forbidding, menacing, minacious, minatory, ominous, sinister, threatening -- (threatening or foreshadowing evil or tragic developments; "a baleful look"; "forbidding thunderclouds"; "his tone became menacing"; "ominous rumblings of discontent"; "sinister storm clouds"; "a sinister smile"; "his threatening behavior"; "ugly black clouds"; "the situation became ugly")
       => alarming (vs. unalarming) -- (frightening because of an awareness of danger)