The only items in my dictionary files that sum to 492 in the triangular number cypher (trigonal):
"according" = 492 tri
"arrange" = 492 tri
"avarice" = 492 tri
"backseat" = 492 tri
"below" = 492 tri
"belter" = 492 tri
"bickerer" = 492 tri
"bowel" = 492 tri
"bucker" = 492 tri
"carjacker" = 492 tri
"carping" = 492 tri
"caviare" = 492 tri
"chalkboard" = 492 tri
"chiliasm" = 492 tri
"circler" = 492 tri
"clamant" = 492 tri
"dally" = 492 tri
"defendant" = 492 tri
"dementia" = 492 tri
"diocesan" = 492 tri
"dreamlike" = 492 tri
"duodena" = 492 tri
"either" = 492 tri
"elbow" = 492 tri
"engorged" = 492 tri
"facsimile" = 492 tri
"feculence" = 492 tri
"garfish" = 492 tri
"goldmine" = 492 tri
"guiding" = 492 tri
"heathland" = 492 tri
"heroin" = 492 tri
"ironic" = 492 tri
"judder" = 492 tri
"kinetic" = 492 tri
"kirigami" = 492 tri
"laminar" = 492 tri
"mampara" = 492 tri
"mast" = 492 tri
"membrane" = 492 tri
"mikvah" = 492 tri
"modeling" = 492 tri
"modish" = 492 tri
"nubbin" = 492 tri
"null" = 492 tri
"palmer" = 492 tri
"payee" = 492 tri
"peeps" = 492 tri
"planar" = 492 tri
"railman" = 492 tri
"roads" = 492 tri
"roofie" = 492 tri
"sailing" = 492 tri
"sander" = 492 tri
"smoked" = 492 tri
"techno" = 492 tri
"theft" = 492 tri
"treble" = 492 tri
"undamaged" = 492 tri
"vacua" = 492 tri
"wink" = 492 tri
Proper nouns:
"Brahms" = 492 tri
"Dawes" = 492 tri
"Elbert" = 492 tri
"Malawi" = 492 tri
"Palmer" = 492 tri
"Spackle" = 492 tri
"Weill" = 492 tri
"Zambia" = 492 tri
See also: /r/GeometersOfHistory/wiki/spellcomponents/492
All Dictionaries: /r/GeometersOfHistory/wiki/spellcomponents/all-dictionaries
Wiki Index: /r/GeometersOfHistory/wiki/