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Pronunciation varies by accent · adjective
(idiomatic) Resembling a roller coaster; characterized by abrupt highs and lows..
He had roller-coasterish mood swings and would disappear for a few days at a time, isolating himself, feeling suicidal.
Also, the age at which people first get married has had a roller-coasterish ride over the past 100 years or so.
The road starts out somewhat roller-coasterish from frost heaves, […]
Use roller-coasterish when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Roller-coasterish means (idiomatic) Resembling a roller coaster; characterized by abrupt highs and lows..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
He had roller-coasterish mood swings and would disappear for a few days at a time, isolating himself, feeling suicidal.
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