Call
Call verb - To make a brief visit.
Usage example: the hospital posts the hours during which friends and relatives may call
Drop in is a synonym for call in seek topic. In some cases you can use "Drop in" instead the word "Call" as a verb or a noun, when it comes to topics like visit, visit at residence or business.
Both terms in one sentence
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Even more telling is that When you call him on it he proves both stronger then the Demon Lord and able to drop in on the DL's throne room at will.
Source: Devil, but No God -
When the thing became a radio single, they cut the Title Drop in the beggining and contorted to call the song "El disco" or "Disco A".
Source: Intentionally Awkward Title - A Deadpan Snarker or The Nicknamer suddenly calling the hero by name is a sign of hard-earned respect or seriously dire circumstances, likewise a boy calling his stepfather "Dad", or a drop in formality when Doctor Pretentious insists you call her Jane.
Source: Hey, You!
Cite this Source
Drop in and Call. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/call/drop_in
Call & Drop in. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/call/drop_in>.
Drop in or Call. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/call/drop_in.
Google Ngram Viewer shows how "call" and "drop in" have occurred on timeline