Where does “tonalpohualli” come from?

tonalpohualli (Classical Nahuatl) comes from Classical Nahuatl tōnalli, from Classical Nahuatl -lli — Forms a passive participle from any verb.

tonalpohualli (Classical Nahuatl): A sacred calendrical period used by the Aztecs....

Definitions

tonalpohualli traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Classical Nahuatl	tōnalli	day; heat of the sun, day; sun
2	Classical Nahuatl	-lli	Forms a passive participle from any verb

Step	Language	Word	Meaning
1	Classical Nahuatl	pōhualli	twenty; count; a count
2	Classical Nahuatl	pōhua	to brag, be proud; to tell, read; to count,...