Description

a DUP on the search ORDER - each named vocabulary replaces the topmost ORDER vocabulary. Using ALSO will make it fixed to the search-order. (but it is not nailed in trap-conditions as if using DEFAULT-ORDER )

 order:   vocn ... voc2 voc1 -- vocn ... voc2 voc1 voc1
 

dpANS 16.6.2.0715 - standard forth word