Trying to find opposite word for is serious about in English? No problem. Our site contains antonyms of is serious about in 14 different contexts. We have listed all the opposite words for is serious about alphabetically.
PastTenses is a database of English verbs. One can check verbs forms in different tenses. Use our search box to check present tense, present participle tense, past tense and past participle tense of desired verb.