blackness (Greek #1105)

Hebrews
12:18   For
gar (Greek #1063)
properly, assigning a reason (used in argument, explanation or intensification; often with other particles)
KJV usage: and, as, because (that), but, even, for, indeed, no doubt, seeing, then, therefore, verily, what, why, yet.
Pronounce: gar
Origin: a primary particle
ye are
proserchomai (Greek #4334)
to approach, i.e. (literally) come near, visit, or (figuratively) worship, assent to
KJV usage: (as soon as he) come (unto), come thereunto, consent, draw near, go (near, to, unto).
Pronounce: pros-er'-khom-ahee
Origin: from 4314 and 2064 (including its alternate)
not
ou (Greek #3756)
the absolute negative (compare 3361) adverb; no or not
KJV usage: + long, nay, neither, never, no (X man), none, (can-)not, + nothing, + special, un(-worthy), when, + without, + yet but. See also 3364, 3372.
Pronounce: oo
Origin: οὐκ (ook), and (before an aspirate) οὐχ (ookh) a primary word
come unto
proserchomai (Greek #4334)
to approach, i.e. (literally) come near, visit, or (figuratively) worship, assent to
KJV usage: (as soon as he) come (unto), come thereunto, consent, draw near, go (near, to, unto).
Pronounce: pros-er'-khom-ahee
Origin: from 4314 and 2064 (including its alternate)
the mount
oros (Greek #3735)
a mountain (as lifting itself above the plain)
KJV usage: hill, mount(-ain).
Pronounce: or'-os
Origin: probably from an obsolete ὄρω (to rise or "rear"; perhaps akin to 142; compare 3733)
that might be touched
pselaphao (Greek #5584)
to manipulate, i.e. verify by contact; figuratively, to search for
KJV usage: feel after, handle, touch.
Pronounce: psay-laf-ah'-o
Origin: from the base of 5567 (compare 5586)
, and
kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
that burned
kaio (Greek #2545)
to set on fire, i.e. kindle or (by implication) consume
KJV usage: burn, light.
Pronounce: kah'-yo
Origin: apparently a primary verb
with fire
pur (Greek #4442)
"fire" (literally or figuratively, specially, lightning)
KJV usage: fiery, fire.
Pronounce: poor
Origin: a primary word
, nor
kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
unto blackness
gnophos (Greek #1105)
gloom (as of a storm)
KJV usage: blackness.
Pronounce: gnof'-os
Origin: akin to 3509
, and
kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
darkness
skotos (Greek #4655)
shadiness, i.e. obscurity (literally or figuratively)
KJV usage: darkness.
Pronounce: skot'-os
Origin: from the base of 4639
, and
kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
tempest
thuella (Greek #2366)
from 2380 (in the sense of blowing) a storm
KJV usage: tempest.
Pronounce: thoo'-el-lah
,