kestävämmpi
kestävämmpi is the comparative form of the Finnish word "kestävä," which translates to "durable," "sustainable," or "lasting" in English. As a comparative adjective, "kestävämmpi" signifies a greater degree of these qualities compared to something else. It implies a higher level of resilience, endurance, or environmental friendliness.
For instance, when discussing materials, a "kestävämmpi" fabric would be one that shows more resistance to wear