45 entries under working topic. ×

1
having a full plate(expression, idiom, active, occupied)
1
having fish to fry(expression, idiom, active, occupied)
1
having many irons in the fire(expression, idiom, active, occupied)
1
hustling(adjective, lively, active, busy, occupied)
1
in a meeting(expression, idiom, active, occupied)
1
in conference(expression, adjective, active, occupied)
1
in the field(expression, idiom, active, occupied)
1
in the laboratory(expression, idiom, active, occupied)
1
in use(expression, full, involved, occupied)
1
interested(full, involved, occupied, engaged)
1
on assignment(expression, adjective, active, occupied)
1
operating busy(expression, full, involved, occupied)
1
overloaded(adjective, lively, active, busy, occupied)
1
performing(full, involved, occupied, interested)
1
persevering(adjective, lively, active, busy, occupied)
1
practicing(full, involved, occupied, interested)
1
pursuing(full, involved, occupied, interested)
1
slaving(adjective, lively, active, busy, occupied)
1
snowed(adjective, lively, active, busy, occupied)
1
swamped(adjective, lively, active, busy, occupied)
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APASmart Define. (2015). tied up thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/tied_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "tied up thesaurus" https://smartdefine.org/tied_up/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, tied up thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/tied_up/thesaurus/synonyms>.
MLASmart Define. "tied up thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/tied_up/thesaurus/synonyms>