Where does “smluvní” come from?
smluvní (Czech) comes from Czech smlouva, from Czech smluvit, from Czech mluvit, from Czech mluviti, from Proto-Slavic mъlviti, from Proto-Indo-European mluH-, from Proto-Indo-European mlewH- — to say.
smluvní (Czech): contractual
Ancestry of “smluvní”, step by step