"mundanest" in the adjective sense
1. everyday, mundane, quotidian, routine, unremarkable, workaday
found in the ordinary course of events
"a placid everyday scene"
"it was a routine day"
"there's nothing quite like a real...train conductor to add color to a quotidian commute"- Anita Diamant
2. mundane, terrestrial
concerned with the world or worldly matters
"he developed an immense terrestrial practicality"
3. mundane, terrene
belonging to this earth or world not ideal or heavenly yet a mundane wonder of unimagined kind"
"not a fairy palace
"so terrene a being as himself"
Source: WordNet® (An amazing lexical database of English)
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