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Pronunciation varies by accent · adjective
(informal) Characteristic of teenagers; adolescent; immature..
“It's not like you needed my help to get the meal ready,” I said snidely, hating how teenagerish I sounded.
Use teenagerish when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Teenagerish means (informal) Characteristic of teenagers; adolescent; immature..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
“It's not like you needed my help to get the meal ready,” I said snidely, hating how teenagerish I sounded.
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