Functional
Functional adjective - Being in effective operation.
Prime and functional are semantically related. In some cases you can use "Prime" instead an adjective "Functional".
Prime
Prime adjective - Highest in rank or authority.
Functional and prime are semantically related. Sometimes you can use "Functional" instead an adjective "Prime".
Both words in one sentence
- In RoboCop: Prime Directives , Damien spearheads the project for developing a fully-functional AI.
Source: Board to Death - Naturally, there is some overlap among the three: The prime example is the heroine/TV host Peregrine, who is technically a Joker because she grew wings, but is considered an Ace because they're functional, let her fly, and are sexy.
Source: Differently Powered Individual -
When the Transformers design team discovered that the locking point for the first Transformers Prime Ultra Magnus' gun didn't have enough traction to hold it in hammer mode, the port was made shallower so that it couldn't be used and a new one was put above it in a more functional location.
Source: Dummied Out
Cite this Source
Prime and Functional. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/functional/prime
Functional & Prime. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/functional/prime>.
Prime or Functional. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/functional/prime.
Google Ngram Viewer shows how "functional" and "prime" have occurred on timeline