Antonyms of adj timely

2 senses of timely

Sense 1
timely -- (before a time limit expires; "the timely filing of his income tax return")

INDIRECT (VIA punctual) -> unpunctual -- (not punctual; after the appointed time)

Sense 2
timely, seasonable, well-timed (prenominal), well timed (predicate) -- (done or happening at the appropriate or proper time; "a timely warning"; "with timely treatment the patient has a good chance of recovery"; "a seasonable time for discussion"; "the book's publication was well timed")

INDIRECT (VIA opportune) -> inopportune -- (not opportune; "arrived at a most inopportune hour"; "an inopportune visit")

Similarity of adj timely

2 senses of timely

Sense 1
timely -- (before a time limit expires; "the timely filing of his income tax return")
       => punctual (vs. unpunctual) -- (acting or arriving or performed exactly at the time appointed; "she expected guests to be punctual at meals"; "he is not a particularly punctual person"; "punctual payment")

Sense 2
timely, seasonable, well-timed (prenominal), well timed (predicate) -- (done or happening at the appropriate or proper time; "a timely warning"; "with timely treatment the patient has a good chance of recovery"; "a seasonable time for discussion"; "the book's publication was well timed")
       => opportune (vs. inopportune) -- (suitable or at a time that is suitable or advantageous especially for a particular purpose; "an opportune place to make camp"; "an opportune arrival")

Synonyms of adv timely

1 sense of timely

Sense 1
seasonably, timely, well-timed, apropos -- (at an opportune time; "your letter arrived apropos")