Antonyms of adj thorny

2 senses of thorny

Sense 1
thorny -- (bristling with perplexities; "the thorny question of states' rights")

INDIRECT (VIA difficult) -> easy -- (posing no difficulty; requiring little effort; "an easy job"; "an easy problem"; "an easy victory"; "the house is easy to heat"; "satisfied with easy answers"; "took the easy way out of his dilemma")

Sense 2
barbed, barbellate, briary, briery, bristled, bristly, burred, burry, prickly, setose, setaceous, spiny, thorny -- (having or covered with protective barbs or quills or spines or thorns or setae etc.; "a horse with a short bristly mane"; "bristly shrubs"; "burred fruits"; "setaceous whiskers")

INDIRECT (VIA armed) -> unarmed -- ((used of plants or animals) lacking barbs or stings or thorns)

Similarity of adj thorny

2 senses of thorny

Sense 1
thorny -- (bristling with perplexities; "the thorny question of states' rights")
       => difficult (vs. easy), hard -- (not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "why is it so hard for you to keep a secret?")

Sense 2
barbed, barbellate, briary, briery, bristled, bristly, burred, burry, prickly, setose, setaceous, spiny, thorny -- (having or covered with protective barbs or quills or spines or thorns or setae etc.; "a horse with a short bristly mane"; "bristly shrubs"; "burred fruits"; "setaceous whiskers")
       => armed (vs. unarmed) -- ((used of plants and animals) furnished with bristles and thorns)