äänettömämpiä

"Äänettömämpiä" is the partitive plural form of the Finnish word "äänetön". "Äänetön" itself is an adjective meaning "silent", "noiseless", or "mute". Therefore, "äänettömämpiä" translates to "more silent ones" or "quieter ones".

The word would be used in a sentence when comparing the level of silence or quietness between multiple things. For example, if one were discussing different types of machinery, one might say that some models are "äänettömämpiä" than others, meaning they produce less noise. Similarly, in a discussion about natural environments, one could refer to certain locations as "äänettömämpiä" if they are less disturbed by sound than other comparable areas.

The grammatical structure of "äänettömämpiä" indicates a comparison in the plural. The "-mpi" suffix signifies a comparative degree, meaning "more X". The "-ä" ending marks the partitive case in the plural, used for indefinite quantities or as the object of certain verbs and prepositions. Thus, "äänettömämpiä" specifically refers to a group of things that are, collectively, less noisy than another implied or stated group. Its usage is entirely dependent on the context of the conversation or text.