Antonyms of adj lenient

3 senses of lenient

Sense 1
indulgent, lenient, soft -- (tolerant or lenient; "indulgent parents risk spoiling their children"; "too soft on the children"; "they are soft on crime")

INDIRECT (VIA permissive) -> unpermissive -- (not inclined to grant permission; severe in discipline)

Sense 2
lenient -- (not strict; "an easy teacher"; "easy standards"; "lenient rules"; "an easy penalty")

INDIRECT (VIA undemanding) -> demanding -- (requiring more than usually expected or thought due; especially great patience and effort and skill; "found the job very demanding"; "a baby can be so demanding")

Sense 3
lenient -- (characterized by tolerance and mercy)

INDIRECT (VIA clement) -> inclement -- (used of persons or behavior; showing no clemency or mercy; "the harsh sentence of an inclement judge")

Similarity of adj lenient

3 senses of lenient

Sense 1
indulgent, lenient, soft -- (tolerant or lenient; "indulgent parents risk spoiling their children"; "too soft on the children"; "they are soft on crime")
       => permissive (vs. unpermissive) -- (granting or inclined or able to grant permission; not strict in discipline; "direct primary legislation is largely permissive rather than prescriptive"; "permissive parents")

Sense 2
lenient -- (not strict; "an easy teacher"; "easy standards"; "lenient rules"; "an easy penalty")
       => undemanding (vs. demanding) -- (requiring little if any patience or effort or skill; "the pay was adequate and the job undemanding"; "simple undemanding affection"; "an undemanding boss")

Sense 3
lenient -- (characterized by tolerance and mercy)
       => clement (vs. inclement) -- ((used of persons or behavior) inclined to show mercy; "a more clement judge reduced the sentence")