pecifickým
pecifickým is the instrumental singular form of the Czech adjective specifický, meaning specific or particular. As a form, it does not stand alone as a lexical entry; the base lemma is specifický, and pecivickým is used only when the adjective is modifying a masculine or neuter noun in the instrumental case. The corresponding feminine instrumental form is specifickou, and the plural instrumental forms differ as well.
In usage, specifický denotes something that is characteristic or unique to a particular thing, context, or group,
Etymology traces specifický to Latin specificus, via French specifique, into Czech, and related forms include specifikovat