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WG: Truth / True

Overview

The Greek "truth" concept cluster centers on the ἀλήθεια (alētheia) word family — four cognates covering noun, two adjectives, and adverb — plus two closely associated character-quality adjectives (πιστός, δίκαιος) that regularly co-occur in descriptions of God, Christ, and divine speech.

Word Group Members

Strong's Word Transliteration POS Occurrences Role in Concept Library Entry
G225 ἀλήθεια alētheia noun 99 The abstract quality — truth as a state or body of reality G225-aletheia.md
G227 ἀληθής alēthēs adj 25 Factual accuracy — a statement or person that does not deceive TODO(need G227 study)
G228 ἀληθινός alēthinos adj 25 Ontological genuineness — the real thing vs. copy or counterfeit G228-alethinos.md
G230 ἀληθῶς alēthōs adv 19 Adverbial confirmation — "truly, really, indeed" TODO(need G230 study)
G4103 πιστός pistos adj 62 Trustworthiness — reliable, faithful (often paired with alēthinos) G4103-pistos.md
G1342 δίκαιος dikaios adj 76 Righteous character — just, equitable (often paired with alēthinos in Revelation) G1342-dikaios.md

Relationships

Shared Roots

  • G225 (alētheia), G227 (alēthēs), G228 (alēthinos), G230 (alēthōs) — all from alpha-privative + λανθάνω (lanthano, "to escape notice"). Core idea: "unhidden, unconcealed."
  • G226 ἀληθεύω (alētheuō, "to speak the truth," 2x) is also in this root family but too rare to include as a core member.

Co-occurrence (appear in same verses)

Word A Word B Shared Verses Typical Context
alēthinos (G228) pistos (G4103) 5 "Faithful and True" — paired title for Christ (Rev 19:11) and divine sayings (Rev 21:5, 22:6)
alēthinos (G228) dikaios (G1342) 3 "True and righteous are thy judgments" — God's judicial acts (Rev 15:3, 16:7, 19:2)
alēthēs (G227) alētheia (G225) 3 "We know that thou art true and teachest the way of God in truth" (Mat 22:16)
alēthinos (G228) alēthēs (G227) 2 Both applied to the same testimony (Jhn 19:35) — record is alēthēs (factually accurate) and alēthinos (genuine)
alēthinos (G228) alētheia (G225) 1 "True worshippers... in spirit and in truth" (Jhn 4:23)
pistos (G4103) dikaios (G1342) 1 "He is faithful and just to forgive us" (1Jo 1:9)

LXX Overlaps (Shared Hebrew Sources)

Hebrew Word Strong's Greek Members Bridged Notes
אֶמֶת (emeth) H571 G225 (83x), G228 (13x), G227 (5x) The primary Hebrew "truth/faithfulness" word; LXX maps it to all three alēth- cognates
יָשָׁר (yashar) H3477 G228 (7x), G1342 (21x) "Upright, straight" — connects genuineness and righteousness
צֶדֶק (tsedeq) H6664 G1342 (23x), G225 (14x) "Righteousness" — links truth and justice as overlapping concepts
מִשְׁפָּט (mishpat) H4941 G1342 (41x), G225 (14x) "Judgment" — righteous verdicts described as truthful

H571 emeth is the strongest bridge: it is the single Hebrew word behind the entire alētheia family in the LXX. This confirms that the NT truth-cluster inherits the OT concept of firmness/reliability/stability.

Key Passages Where Multiple Group Words Appear Together

  • Jhn 19:35 — alēthinos + alēthēs: "his record is true (alēthēs), and he knoweth that he saith true (alēthinos)"
  • Jhn 4:23 — alēthinos + alētheia: "the true (alēthinos) worshippers shall worship the Father in spirit and in truth (alētheia)"
  • Rev 19:11 — alēthinos + pistos: "he that sat upon him was called Faithful (pistos) and True (alēthinos)"
  • Rev 15:3 — alēthinos + dikaios: "just (dikaios) and true (alēthinos) are thy ways, thou King of saints"
  • 1Jo 1:9 — pistos + dikaios: "he is faithful (pistos) and just (dikaios) to forgive us our sins"

Generated from: gather_word_group_data.py, search_strongs.py, lxx-map Last updated: 2026-04-13