Good
Good adjective - Having or showing exceptional knowledge, experience, or skill in a field of endeavor.
Usage example: he's good at math
Knowledgeable and good are semantically related. in capable topic. In some cases you can use "Knowledgeable" instead an adjective "Good".
Knowledgeable
Knowledgeable adjective - Having information especially as a result of study or experience.
Good and knowledgeable are semantically related. Sometimes you can use "Good" instead an adjective "Knowledgeable".
Nearby Word: knowledge
Both words in one sentence
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Max isn't a good person because he's gay, he's a good person because he's been through a lot and his life experience makes him knowledgeable about many things.
Source: Series / Metrosexuality - Padraic has a surprisingly good grasp of Irish history and is knowledgeable about girls.
Source: Series / Moone Boy - It's inverted in a later episode, after Merlin gives Arthur some startlingly good advice, and on being asked how he's so knowledgeable, tells him "I read a book."
Source: It's for a Book
Cite this Source
Knowledgeable and Good. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/good/knowledgeable
Good & Knowledgeable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/good/knowledgeable>.
Knowledgeable or Good. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/good/knowledgeable.
Google Ngram Viewer shows how "good" and "knowledgeable" have occurred on timeline