1
hushed(verb, concealed)
1
hustling(adjective, lively, active, busy, occupied)
1
imbed
1
immerse
1
in a meeting(expression, idiom, active, occupied, working)
1
in conference(expression, adjective, active, occupied, working)
1
in eclipse
1
in purdah
1
in the field(expression, idiom, active, occupied, working)
1
in the laboratory(expression, idiom, active, occupied, working)
1
incog(secret, hidden, underground, underhanded, covered)
1
incognito(secret, hidden, underground, underhanded, covered)
1
incommunicado
1
industrious(adjective, lively, active, busy, occupied)
1
inter
1
inundated
1
locked in(expression, adjective, confined, imprisoned)
1
mysterious
1
obfuscated
1
occult
10 years ago|7.2k views|share |citing 
APASmart Define. (2016). buried thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/buried/thesaurus/synonyms
ChicagoSmart Define. 2016. "buried thesaurus" https://smartdefine.org/buried/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, buried thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/buried/thesaurus/synonyms>.
MLASmart Define. "buried thesaurus" 3 April 2016. Web. 24 September 2026. <https://smartdefine.org/buried/thesaurus/synonyms>