ὡρισμένον [1 verse]( part sg perf mp neut acc/nom ) "It was determined" is horizo, which means to " divide," "separate from, as a border or boundary," "bound," "mark out by boundaries," "mark out," "ordain," "determine," "lay down," "define a thing," "mark out for oneself," "determine for oneself," and  , "to be defined" in the passive.

ὅρκους [1 verse](noun pl masc acc) "Oaths" is horkos, which means "the object by which one swears", "oath", "sworn compact," and Horkos, the divinity who punishes the perjurer.

οὗ [294 verses](pron sg neut gen ) "That" is hos, which means "this," "that," "he," "she," "it," "which," "what," "who," "whosoever," "where," "when," " "for which reason," and many similar meanings. In the neuter, plural, its sense is "these things."-- The word translated as "who" is a demonstrative pronoun ("this" "that"), but it often acts as a pronoun, "he," "she," "it," "which," "what," "who," "whosoever," "where," "when," "for which reason," and many similar meanings. In the neuter, plural, its sense is "these things."

ὡς (167 verses](adv/conj) "How" is hos, an adverb which means to "thus," "as," "how," "when," "where," "like," "just as," "so far as," "as much as can be," "that," "in order that," "nearly (with numbers)," and "know that." It means "how" in questions and in an exclamation with an adjective or adverb like "how wonderful."-- - (CW) The word translated as "when" has a very broad meaning, translated as "as," "when" "where," "just as," "like," and related words. It means "when," in the sense of "as," during an act, but with past, indicative tenses the temporal "when" at a time. It means "how" only in an exclamation with and adjective or adverb like "how wonderful." It means "how" in questions and in an exclamation with an adjective or adverb like "how wonderful.  It is not "how" in a statement. CW --Confusing Word -- This is not the common word usually translated as "how."

[821 verses](article sg masc nom)  "The" is the Greek definite article, hos, ("the").   It usually precedes a noun or changes the word it precedes (adjective, infinitive, participle, etc.) to act like a noun. When not preceding a a word that can become a noun, takes the meaning of "the one" or, in the plural, "the ones." Proper nouns do normally not take articles but they are needed when the noun ending cannot be changed to show the noun's role in the sentence as an object, indirect object, or genitive (possessive) form. However, the Greek article is very close to "this" so the purpose of an article like this can also be demonstrative.There is no vocative definite article, (despite being shown in Perseus). When the vocative is meant, no article is used or they used ω or ε.  See this article.  -- The word translated as "the" is the Greek definite article, "the," which usually precedes a noun or changes the word it precedes (adjective, infinitive, participle, etc.) to act like a noun. The Greek article is much closer to our demonstrative pronouns ("this," "that," "these," "those") than the English "the." See this article for more.