"De-scanting" refers to the act of analyzing, interpreting or explaining something in great detail. Antonyms for "de-scanting" would include "skimming", "glossing over" or "ignoring".
To "skim" through something means to read or examine it quickly and superficially, without paying close attention to the details.
"Glossing over" means to give only a superficial explanation or treatment of a subject, without delving into the depth of the matter.
"Ignoring" means to pay no attention to something, to dismiss or overlook it completely.
In contrast to "de-scanting", these antonyms suggest a lack of diligence or care in the examination of a subject, resulting in a surface-level understanding or an outright disregard for its complexities.