old documents / (in palaeography) historical documents written to convey a specific intention between a sender and receiver; generally inclusive of written material through the mid-19th century

paleography

(typography) the iteration mark 〻, used to repeat kanji, historically mostly kanji with kun'yomi

letter, character / handwriting, penmanship

spot, dot / score, grade, mark(s) / point

frequency

frequent

two, 2 / second

to use / to employ / to make use of, to apply / to spend

two characters