32 entries under duty topic. ×

8
binding(adjective, obligatory)
7
obligatory
4
behooving
3
imperative
1
behoove
1
peremptory
1
stringent
1
under obligation(expression, idiom, important, subject)
0
be bound to(expression, idiom)
0
be incumbent(expression, idiom)
0
be responsible(expression, idiom)
0
be sponsor for(expression, idiom)
0
become
0
become bound to(verb, phrasal verb)
0
become sponsor for(verb, phrasal verb)
0
befit
0
belong to(verb, phrasal verb)
0
beseem
0
bound by(verb, phrasal verb)
0
chargeable on(verb, phrasal verb)
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APASmart Define. (2015). incumbent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/incumbent/thesaurus/synonyms
ChicagoSmart Define. 2015. "incumbent thesaurus" https://smartdefine.org/incumbent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, incumbent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/incumbent/thesaurus/synonyms>.
MLASmart Define. "incumbent thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/incumbent/thesaurus/synonyms>