楽観的|らっかんてきrakkanteki
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Definitions
- na-adjectiveoptimistic; hopeful
Conjugation
| Plain form | 楽観的（らっかんてき） |
|---|---|
| Polite (desu) | 楽観的です（らっかんてきです） |
| Negative (dewa nai) | 楽観的ではない（らっかんてきではない） |
| polite (dewa arimasen) | 楽観的ではありません（らっかんてきではありません） |
| Past (datta) | 楽観的だった（らっかんてきだった） |
| Past negative (dewa nakatta) | 楽観的ではなかった（らっかんてきではなかった） |
| Te form (de) | 楽観的で（らっかんてきで） |
| Adverbial (ni) | 楽観的に（らっかんてきに） |
| Conditional (nara) | 楽観的なら（らっかんてきなら） |
Common forms generated by rule; see the senses for honorific or irregular usage.
Synonyms & antonyms
- SynonymポジティブCasualColloquial loanword for a positive mindset or attitude; 「楽観的」 is more about expecting things to turn out well.
- Synonym楽天的らくてんてきNeutralNeutral word for being cheerful and untroubled by nature; 「楽観的」 leans toward an optimistic view of specific situations.
- SynonymオプティミスティックCasualColloquial loanword taken from English optimistic, in the sense of an optimist outlook; in everyday speech 「楽観的」 is the usual word.
- Related希望的きぼうてきWrittenWritten/formal prose word for wishful, wanting something to happen, as in 「希望的観測」; 「楽観的」 is an optimistic view of things.
- Antonym悲観的ひかんてきNeutralNeutral word for pessimistic; the direct opposite of 「楽観的」.
Use 「楽観的」 for believing things will go well and not worrying, as in 「楽観的な見通し」. 「楽天的」 is a naturally sunny temperament; 「ポジティブ」 a positive mindset; 「希望的」 wishful expectations in formal writing; 「悲観的」 is the opposite.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese definitions
Kanji in this word
English equivalents
See also
