also: だろ
right?; don't you agree?; I thought you'd say that!
Seeks agreement or confirmation from the listener. Often used with a rising intonation. The gloss 'I thought you'd say that!' is a specific idiomatic use when responding to a predictable remark.
I think he'll come soon.
I wonder if that shop is expensive.
This movie is interesting, right?
I knew you'd say that. I thought you'd say that!
かもしれない expresses a weaker, more tentative possibility ('might') than だろう, which conveys a stronger expectation or confident guess.
だろう is the standard modern way to express conjecture, while ん conveys the same 'probably' meaning in classical texts.
だろう is the standard Japanese way to express speculation, while べ is a rustic Kantou/Touhoku dialect equivalent with a folksy tone.
だろう expresses conjecture about だ/です statements and is the more common, everyday way to guess, while う attaches directly to plain verb/adjective stems and now sounds more literary or fixed (書こう, 高かろう).
だろう is the standard Japanese sentence-ending auxiliary for conjecture, while ずら is a dialectal (regional) variant with the same meaning but a rustic, casual tone.
だろう is a more neutral tag question expressing likelihood, while じゃないか is casual and pushes the listener to agree.
だろ is a casual contraction of だろう that also seeks agreement, but っしょ sounds even more colloquial and often has a lighter, more playful tone.
だろう expresses plain conjecture or seeks simple agreement, whereas ではないか carries an extra nuance of mild surprise, discovery, or emphasis when confirming something.
だろう is the standard modern way to seek agreement or express supposition, whereas ぞい carries an old-fashioned, stylized flavor.
でしょう is the polite/formal counterpart of だろう, used in です・ます style speech while だろう is plain/casual.
Derived from the copula だ + the volitional/conjectural auxiliary う. The contracted form だろ is a casual spoken variant.