Matthew 18:7ἀνάγκη
Woe to the world for the causes of sin. These stumbling blocks must come, but woe to the man through whom they come!
Luke 14:18ἀνάγκην
But one after another they all began to make excuses. The first one said, ‘I have bought a field, and I need to go see it. Please excuse me.’
Romans 13:5ἀνάγκη
Therefore it is necessary to submit to authority, not only to avoid punishment, but also as a matter of conscience.
1 Corinthians 7:26ἀνάγκην
Because of the present crisis, I think it is good for a man to remain as he is.
2 Corinthians 9:7ἀνάγκης
Each one should give what he has decided in his heart to give, not out of regret or compulsion. For God loves a cheerful giver.
Hebrews 7:12ἀνάγκης
For when the priesthood is changed, the law must be changed as well.

Abbott-Smith

ἀνάγκη, -ης, ἡ
[in LXX chiefly for מָצוֹק, צַר ;]

1. necessity: ἔχειν ἀ-, with inf., to be compelled, Luk.14:18 23:17 (Rec., R, mg.), 1Co.7:37, Ju 3, Heb.7:27; ἐξ ἀ., κατ᾽ ἀ., of necessity, 2Co.9:7, Heb.7:12, Phm 14; ἀ. μοι ἐπίκειται, n. is laid on me, 1Co.9:16; with inf. (= ἀναγκαῖον ἐστι), Mat.18:7, Rom.13:5, Heb.9:16, 23

2. force, violence, hence pain, distress (Diod., al.; LXX; see M, Th., 41; MM, VGT, see word; cf. θλίψις): Luk.21:23, 1Co.7:26, 1Th.3:7; pl. (see B1., § 32, 6; Swete, Mk., 153), ἐν ἀ., 2Co.6:4 12:10.†
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.