aller- (“intensifying prefix”) + best(en) (superlative form of gut). <span class="searchmatch">allerbest</span> (strong nominative masculine singular allerbester, not comparable) very...
allerbestes strong/mixed nominative/accusative neuter singular of <span class="searchmatch">allerbest</span>...
allerbestem strong dative masculine/neuter singular of <span class="searchmatch">allerbest</span>...
allerbester inflection of <span class="searchmatch">allerbest</span>: strong/mixed nominative masculine singular strong genitive/dative feminine singular strong genitive plural...
allerbesten inflection of <span class="searchmatch">allerbest</span>: strong genitive masculine/neuter singular weak/mixed genitive/dative all-gender singular strong/weak/mixed accusative...
allerbeste inflection of <span class="searchmatch">allerbest</span>: strong/mixed nominative/accusative feminine singular strong nominative/accusative plural weak nominative all-gender...
reduplicated, escalating the intensification. German terms prefixed with aller- <span class="searchmatch">allerbest</span> allerdurchlauchtig allererste allergewöhnlichst allerherzlichst allerliebst...