also: いっぺー
adverb
Ryukyuan dialect adverb used for emphasis, similar to standard Japanese とても or すごく. Common in Okinawan speech and occasionally in broader dialect-influenced contexts.
今日はいっぺい暑いさー。
It's very hot today.
この料理はいっぺい美味しいよ。
This dish is really delicious.
Ryukyuan dialect word, likely derived from the Okinawan language. The exact historical derivation is uncertain.