IPA: /ˈskɔːr.tʃɪŋ.li/
KK: /ˈskɔrʧɪŋli/
In a manner that causes burning or extreme heat.
The sun was shining scorchingly, making it hard to stay outside for long.
Scorchingly → It is formed from "scorch" (from Old French *escorchier*, meaning to skin or burn) and the suffix "-ingly" (meaning in a manner of). The word "scorchingly" describes something done in a manner that burns or causes intense heat.
Think of something that burns intensely ('scorch') and how it is done in a certain way ('-ingly'). This helps you remember that 'scorchingly' means in a manner that causes burning heat.