põhjalikumaid
Põhjalikumaid is the genitive plural form of the Estonian adjective "põhjalik." The adjective "põhjalik" translates to English as thorough, comprehensive, in-depth, or detailed. Therefore, "põhjalikumaid" refers to a more thorough, more comprehensive, more in-depth, or more detailed version of multiple things.
In Estonian grammar, the genitive case is often used to indicate possession, origin, or to follow certain
For example, if one were discussing different research papers, one might say that certain papers provided "põhjalikumaid