IPA: /ˈklɪnʧɪŋli/
KK: /ˈklɪnʧɪŋli/
In a way that confirms or secures something, making it definite or final.
She clinchingly proved her point during the debate, leaving no room for doubt.
Clinchingly → It is formed from "clinch" (from Middle English *clenchen*, meaning to grasp or hold firmly) and the suffix "-ingly" (meaning in a manner of). The word "clinchingly" means in a manner that firmly secures or confirms something.
Think of 'clenching' something tightly, which means to hold it firmly, and remember that 'clinchingly' describes doing something in a way that secures or confirms it.