Please suggest Maithili translation for word पक्का

पक्का in Maithili - https://www.khandbahale.com/language/maithili-dictionary-translation-meaning-of-%e0%a4%aa%e0%a4%95%e0%a5%8d%e0%a4%95%e0%a4%be

I use khandbahale.com to translate Indian language word meaning. पक्का in Maithili मैथिली Khandbahale Dictionary here is an url https://www.khandbahale.com/language/maithili-dictionary-translation-meaning-of-%e0%a4%aa%e0%a4%95%e0%a5%8d%e0%a4%95%e0%a4%be