るいすい類推ruisui
1.

A cognitive process in which existing knowledge is applied to make educated guesses or draw conclusions about unknown matters that share similar conditions, emphasizing reasoning based on resemblance.

2.

The act of inferring information about one entity based on its similarities to another entity, particularly in contexts such as literature or argumentation, where conclusions drawn may not be definitively certain.

3.

In linguistics, a phenomenon where the evolution of certain words or grammatical structures is influenced by corresponding forms from other, more dominant words that have similar characteristics, serving as a model for change.