IPA: /ˈræʃənəˌlaɪzər/
KK: /ˈræʃənəˌlaɪzər/
A person who explains or justifies their actions or beliefs using logical reasoning, often to make them seem more acceptable or reasonable.
He was a rationalizer, always finding logical explanations for his decisions, even when they seemed questionable.
Rationalizer → It is formed from "rational" (from Latin "rationalis", meaning reasonable or logical) and "-izer" (a suffix used to indicate a person or thing that performs a specified action). The word "rationalizer" refers to a person or thing that makes something reasonable or logical.
Think of someone who makes things 'reasonable' ('rational') and adds '-izer' to show they are the one doing it. A rationalizer is someone who helps make sense of things.