also: どら · でれ
adverb
Nagoya dialect intensifier, equivalent to standard とても or すごく. Shortened from どえらい. Used before adjectives and verbs.
でらうまい味噌煮込みうどんやわ。
This miso-nikomi udon is awfully good.
昨日のテスト、でら難しかった。
Yesterday's test was exceedingly difficult.
Shortened form of the Nagoya dialect adjective どえらい (very great, terrible). The exact phonetic shift from ど to で is a feature of the local dialect.