Antonyms of adv seasonably

1 of 2 senses of seasonably

Sense 1
seasonably -- (in accordance with the season; "it was seasonably cold")
       Antonym of unseasonably (Sense 1)
      => unseasonably -- (not in accordance with the season; "it was unseasonably cold")

Synonyms of adv seasonably

2 senses of seasonably

Sense 1
seasonably -- (in accordance with the season; "it was seasonably cold")

Sense 2
seasonably, timely, well-timed, apropos -- (at an opportune time; "your letter arrived apropos")