Seventy has 4 different meanings across 4 categories:
Noun · Adjective · Num · Proper Noun
The cardinal number occurring after sixty-nine and before seventy-one, represented in Roman numerals as LXX and in Arabic numerals as 70.
"The teacher collected exactly seventy dollars from each of the students to fund the class trip."
The translators of the Septuagint
"The number seventy is traditionally associated with the legendary group of Hebrew scholars who translated the Old Testament into Greek, known as the Seventy."
The word "seventy" comes from Old English, originally formed by combining "seven" with the suffix "-ty." It shares a common ancestor in Proto-Germanic that means "seventy."