Effective
Good
Good adjective - Having or showing exceptional knowledge, experience, or skill in a field of endeavor.
Usage example: he's good at math
Effective is a synonym for good in proficient topic. You can use "Effective" instead the word "Good" as an adjective or a noun.
Mutual synonyms
Both words in one sentence
- While the grammar is in need of a beta (not because the author has bad writing, but because English is not his first language), it still manages to be quite good and effective.
Source: Fanfic Recs / Halo -
Light is usually effective against the undead and other evil beings such as demons, while Dark is effective against "good" beings such as angels.
Source: Elemental Rock-Paper-Scissors - It's effective enough that, rather than defeating her, Twilight is able to actually swing her to the side of good instead.
Source: Break Them by Talking
Cite this Source
Good and Effective. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/effective/good
Effective & Good. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/effective/good>.
Good or Effective. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/effective/good.
Google Ngram Viewer shows how "effective" and "good" have occurred on timeline