What is meant by "obfuscate by pretending"?

Solution 1:

Obfuscate in the sentence is used with the connotation of:

to make obscure or unclear: - to obfuscate a problem with extraneous information.

(Dictionary.com)

Usage:

• Although the verb obfuscate can be used in any case where something is darkened, less clear, or more obscure, it is most frequently used in reference to things like ideas, facts, issues, or the truth.

• The usual implied meaning is that this obfuscation is done deliberately . Politicians often obfuscate the truth about the issues to win support for their positions so they can win elections.

(Vocabulary.com)