Direct and Quickest

Direct

Direct adjective - Done or working without something else coming in between.

Quickest and direct are semantically related. in shortest topic. In some cases you can use "Quickest" instead an adjective "Direct".

Quickest

Quickest adverb - Most quickly.

Direct and quickest are semantically related. Sometimes you can replace term "Direct" with "Quickest", this adverbs are similar.
Cite this Source
Quickest and Direct. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/direct/quickest
Direct & Quickest. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/direct/quickest>.
Quickest or Direct. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/direct/quickest.
Google Ngram Viewer shows how "direct" and "quickest" have occurred on timeline