snipa -nip- gismu

x1 adheres/sticks to x2; (adjective:) x1 is sticky/gummy/adhesive.

Note that x1 is the adhering surface being claimed; x2 need not be sticky. See also tarla, viknu.

In notes:

tarla
x1 is a quantity of/contains/is made of tar/asphalt from source x2.
viknu
x1 is thick/viscous under conditions x2.