At work
At work adjective - On the job.
Tied up
Tied up adjective - Kept occupied or engaged.
Mutual synonyms
Both terms in one sentence
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Offscreen Moment of Awesome: Abe still hasn't gotten over Henry being tied up at work in 1956, missing Don Larson pitch the only perfect game in World Series history.
Source: Series / Forever
Cite this Source
Tied up and At work. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/at_work/tied_up
At work & Tied up. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/at_work/tied_up>.
Tied up or At work. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/at_work/tied_up.
Google Ngram Viewer shows how "at work" and "tied up" have occurred on timeline