Very knowledgeable, quite proficient, erudite, educated, literate, well-read...
The phrase "lack of knowledge" means that something does not have enough knowledge. The phrase "lack of" means that something is missing or needed. So something is missing the required amount of knowledge.
Whats another phrase or term for "security issues"?
Antonym
Antonym
through understanding in depth knowledge of detailed conceptualization extensive knowledge exhaustive appreciation of facts and or details masterful awareness complete understanding
Another phrase for extensive experience is "profound expertise." This term conveys a deep and comprehensive understanding of a particular field or subject, highlighting both the breadth and depth of knowledge gained through significant involvement and practice.
Specialized expertise
Did you know? = Were you aware of...? = Were you cognizant of...? = Did you have knowledge of..?
My knowledge of this question is quite extensive.
"Scientific knowledge" is a noun phrase. In this phrase, "scientific" functions as an adjective that describes the noun "knowledge," specifying the type of knowledge being referred to.
The phrase "lack of knowledge" means that something does not have enough knowledge. The phrase "lack of" means that something is missing or needed. So something is missing the required amount of knowledge.
An alternative sentence
Aggregated knowledge would be knowledge collected from many sources.
law
a bit of knowledge means less knowledge (to someone) bit of knowledge a material which gives knowledge
Extensive is an adjective, and use is a noun.
A better way to say "extensive knowledge" could be "profound expertise" or "deep understanding." These phrases convey a high level of familiarity and insight in a particular area. Alternatively, you might also use "comprehensive knowledge" to emphasize breadth and depth.