Hot line
Hot line noun - A direct telephone line between two officials.
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Synonyms for Hot line
Phone line and hot line are semantically related. In some cases you can use "Phone line" instead a noun phrase "Hot line".
Phone line
Phone line noun - A telephone connection.
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Synonyms for Phone line
Hot line and phone line are semantically related. Sometimes you can replace phrase "Hot line" with "Phone line", this phrases are similar.
Mutual synonyms
Cite this Source
Phone line and Hot line. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/hot_line/phone_line
Hot line & Phone line. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/hot_line/phone_line>.
Phone line or Hot line. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/hot_line/phone_line.
Google Ngram Viewer shows how "hot line" and "phone line" have occurred on timeline