1
name of game(expression, adjective, idiom, significant, essential)
1
necessitous(essential, required, needed)
1
obligatory(adjective, significant, essential, basic, vital)
1
paramount(adjective, important, significant, serious, essential)
1
perilous
1
powerful(adjective, special)
1
precarious
1
prerequisite(adjective, significant, essential, basic, vital)
1
pressing(adjective, significant, serious, essential, basic)
1
quintessential(adjective, significant, essential, basic, vital)
1
required(adjective, significant, essential, basic, vital)
1
risky
1
serious
1
significant(adjective, important, serious, essential, critical)
1
specified(adjective, significant, essential, basic, vital)
1
strategic
1
unavoidable(adjective, significant, essential, basic, vital)
1
urgent(adjective, important, significant, serious, essential)
1
wanted(adjective, significant, essential, basic, vital)
1
weighty
11 years ago|4.8k views|share |citing 
APASmart Define. (2015). all-important thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/all-important/thesaurus/synonyms
ChicagoSmart Define. 2015. "all-important thesaurus" https://smartdefine.org/all-important/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, all-important thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/all-important/thesaurus/synonyms>.
MLASmart Define. "all-important thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/all-important/thesaurus/synonyms>