Synonyms|243Antonyms|38|Broader|0Narrower|0Related|82

63 entries under expression topic. ×

1
hard at it
1
hard at work
1
have on the brain(adjective, idiom, desire, troubled)
1
having a full plate(idiom, active, occupied, working)
1
having fish to fry(idiom, active, occupied, working)
1
having many irons in the fire(idiom, active, occupied, working)
1
head over heels(adjective, idiom, absorbed, occupied)
1
heavily into(adjective, absorbed, occupied, engaged)
1
hung up(adjective, absorbed, occupied, engaged)
1
hung up on(adjective, idiom, desire, troubled)
1
in a meeting(idiom, active, occupied, working)
1
in conference(adjective, active, occupied, working)
1
in embarrassed circumstances
1
in the field(idiom, active, occupied, working)
1
in the hole
1
in the laboratory(idiom, active, occupied, working)
1
in the red
1
in the same category(adjective, idiom, similar, linked)
1
in touch with(adjective, idiom, similar, linked)
1
in use(full, involved, occupied, working)
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ChicagoSmart Define. 2015. "tied up thesaurus" https://smartdefine.org/tied_up/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, tied up thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tied_up/thesaurus/synonyms>.
MLASmart Define. "tied up thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/tied_up/thesaurus/synonyms>