Lexical Definition

‎φοβερός‎ phoberós (fob-er-os') fearful G:A
from ‎φόβος‎

fearful, terrible.

Usage: 10 forms in 30 verses
Form Translated As     In Verse(s)
φοβερὸν a fearful thing Heb.10.31
fearful Heb.12.21
φοβερὰ terrifying Heb.10.27
φοβερών of your fearful LXX.Ps.145.6
φοβερώ fearful LXX.Ps.76.12
fearful one LXX.Ps.76.12
φοβερόσ A fearful LXX.Prov.12.25
He is fearful LXX.1Chr.16.25LXX.Ps.96.4
are fearful LXX.Ps.76.7
dreadful LXX.Ps.47.2
fearful LXX.Gen.28.17LXX.Deut.10.17LXX.Neh.1.5LXX.Ps.66.5LXX.Ps.89.7LXX.Hab.1.7
fearsome LXX.Neh.9.32
φοβερόν fearful LXX.Ps.99.3LXX.Ps.111.9LXX.Dan.7.7
fearsome LXX.Dan.7.19
so a fearful LXX.Isa.21.2
φοβερού fearful LXX.Neh.4.14
φοβεράσ dreadful LXX.Deut.8.15
φοβεράν dreadful LXX.Deut.1.19LXX.Deut.2.7
φοβερά fearful LXX.Ps.66.3LXX.Ps.106.22
was fearful LXX.Dan.2.31

Abbott-Smith

φοβερός, -ά, -όν (< φοβέω), [in LXX chiefly for נוֺרָא, also for דְּחַל, אָיֹם ;]
fearful, whether act, or pass.;
1. act., = δεινός, causing fear, terrible (LXX): He 10:27, 31 12:21
2. Pass., = δειλός, feeling fear, timid (cl. in both senses).†

Abbott-Smith References

Book Refs
Hebrews 10:27 · 10:31 · 12:21

Liddell-Scott-Jones

φοβερός, , όν,

(φόβος) fearful, whether active or passive:

__I active, causing fear, terrible, χρηστήρια φ. [Refs 5th c.BC+], etc.; ὅμιλος πλήθει -ώτατος formidable only from numbers, [Refs 5th c.BC+] things which are fearful to the multitude, [Refs 5th c.BC+]infinitive, φ. ἰδεῖν, φ. προσιδέσθαι, fearful to behold, [Refs 5th c.BC+]
__I.2 regarded with fear, especially with respect to consequences, οὔτε ὅρκος φ. [Refs 5th c.BC+]; ἵππος φ. μὴ ἀνήκεστόν τι ποιήσῃ a horse that makes one fear he will do some mischief, [Refs 5th c.BC+]terror, danger, [Refs]; τῶν φοβερῶν ὄντων τῇ πόλει γενέσθαι the things which were dreaded as like ly to happen.., [Refs]; φοβερόν [ἐστι] μὴ.. there is reason to dread that.., [Refs]; ἀγγέλλεσθαι ἐπὶ τὸ φοβερώτατον to be fearfully exaggerated, [Refs 1st c.BC+]
__I.3 Rhet., of style, impressive, awe-inspiring, τὸ κάλλος τὸ Θουκυδίδου φ. [Refs 4th c.BC+]
__II passive, afraid, timid, ἐκτέταμαι φοβερὰν φρένα [Refs 7th c.BC+]; φ. τὴν ψυχήν [Refs]; σκοπεῖν εἰ φοβεροί (i.e. οἱ πῶλοι) [Refs 5th c.BC+]
__II.2 caused by fear, troubled, panic, ἀναχώρησις [Refs 5th c.BC+]; φ. φροντίδες anxious thoughts, [Refs 5th c.BC+]
__III adverb -ρῶς threateningly, in a terrifying manner, [LXX+5th c.BC+]: comparative, -ώτερον φθέγγεσθαι [Refs 5th c.BC+]: superlative, -ώτατα ἰδεῖν [Refs]
__III.2 timidly, -ώτατα ἔχειν [Refs]