noun · masculine

ios

Greekἰός (ios)

Strong’sG2447

poison, rust

stem i-3 times in the New Testamentin 2 of 27 books2 of 10 forms occur

Translated as

corrosion1×poison1×venom1×

What it means

ἰός, -οῦ, ὁ,

[in LXX: Ez 24:6, 11, 12 (חֶלְאָה), Ps 139 (140):3 (חֵמָה), al.;]

1. an arrow.

2. rust (Ez 24:6): Ja 5:3 (cf. MM, Exp., xv).

3. poison: fig., Ro 3:13 (Ps 139 (140):3), Ja 3:8.†

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament, 1922 — public domain. References open in the reader.

Strong’s G2447 — the 1890 definition, and where the word comes from

Saidee-os'

rust (as if emitted by metals); also venom (as emitted by serpents)

Fromperhaps from εἶμι (to go) or ἵημι (to send);

King Jamespoison, rust.

James Strong, Exhaustive Concordance of the Bible, 1890 — public domain. The numbers in it link to the entries here.

Every form

Job in the sentence case	one singular	more than one plural
subject nominative	ios2×ἰὸς	iois
object accusative	ion	ioin
direct address vocative	ior	ioir
of, belonging to genitive	iou1×ἰοῦ	ioiu
to, for dative	io	ioi

Tinted cells are forms the New Testament never uses, so there is no Greek to show against them — but they are still correct Biblang, built from the slots below like any other.

Why these forms, and no others — the slots that make them

istem+ogender+snru—its job in the sentence case+—ione · more than one number

io is this word in every one of its forms. The slots after it make all the rest.

same in every form varies — every value shown

Words built on the same stem

iemō — ἰάομαι, I heal

Where it appears

3 occurrences, every one of them listed

ios“venom”subjectnominative singular2×

Romans 3:13“venom”tafos anoigirētos tos larunxos autoiu, tai glōssai autoiu doliale, ios aspiaiu hupo teim cheileim autoiu,“Their throats are open graves; their tongues practice deceit.” “The venom of vipers is on their lips.”

James 5:3“corrosion”tos chrusos vu kai tos arguros katiitē, kai tos ios autoiu eis marturiem vi eti kai esthieti tain sarxain vu; hōs purem thēsaurizava en eschatai hēmerai.Your gold and silver are corroded. Their corrosion will testify against you and consume your flesh like fire. You have hoarded treasure in the last days.

iou“poison”of, belonging togenitive singular1×

James 3:8“poison”tan de glōssan oudenos damazara dunetō anthrōpoiu; akatastatem kakem, mestas iou thanatēforou.but no man can tame the tongue. It is a restless evil, full of deadly poison.