Antonyms of adj longanimous

1 sense of longanimous

Sense 1
forbearing, longanimous -- (showing patient and unruffled self-control and restraint under adversity; slow to retaliate or express resentment; "seemly and forbearing...yet strong enough to resist aggression"; "was longanimous in the face of suffering")

INDIRECT (VIA patient) -> impatient -- (restless or short-tempered under delay or opposition; "impatient with the slower students"; "impatient of criticism")

Similarity of adj longanimous

1 sense of longanimous

Sense 1
forbearing, longanimous -- (showing patient and unruffled self-control and restraint under adversity; slow to retaliate or express resentment; "seemly and forbearing...yet strong enough to resist aggression"; "was longanimous in the face of suffering")
       => patient (vs. impatient) -- (enduring trying circumstances with even temper or characterized by such endurance; "a patient smile"; "was patient with the children"; "an exact and patient scientist"; "please be patient")