G3588 "letters"

G3588 — ho hē to (ho hay to) ὁ ἡ τό: The masculine feminine (second) and neuter (third) forms in all their inflections; the definite article;
the (sometimes to be supplied at others omitted in English idiom): - the this that one he she it etc.

2 Corinthians 10 [.mp3]

⁹That I may not seem as if I would terrify you by letters.