be whiter (Hebrew #6705)

4:7  Her Nazarites
naziyr (Hebrew #5139)
from 5144; separate, i.e. consecrated (as prince, a Nazirite); hence (figuratively from the latter) an unpruned vine (like an unshorn Nazirite)
KJV usage: Nazarite (by a false alliteration with Nazareth), separate(-d), vine undressed.
Pronounce: naw-zeer'
Origin: or nazir {naw-zeer'}
were purer
zakak (Hebrew #2141)
to be transparent or clean (phys. or morally)
KJV usage: be (make) clean, be pure(-r).
Pronounce: zaw-kak'
Origin: a primitive root (compare 2135)
than snow
sheleg (Hebrew #7950)
snow (probably from its whiteness)
KJV usage: snow(-y).
Pronounce: sheh'-leg
Origin: from 7949
, they were whiter
tsachach (Hebrew #6705)
to glare, i.e. be dazzling white
KJV usage: be whiter.
Pronounce: tsaw-khakh'
Origin: a primitive root
than milk
chalab (Hebrew #2461)
milk (as the richness of kine)
KJV usage: + cheese, milk, sucking.
Pronounce: khaw-lawb'
Origin: from the same as 2459
, they were more ruddy
'adam (Hebrew #119)
to show blood (in the face), i.e. flush or turn rosy
KJV usage: be (dyed, made) red (ruddy).
Pronounce: aw-dam'
in body
`etsem (Hebrew #6106)
a bone (as strong); by extension, the body; figuratively, the substance, i.e. (as pron.) selfsame
KJV usage: body, bone, X life, (self-)same, strength, X very.
Pronounce: eh'tsem
Origin: from 6105
than rubies
paniyn (Hebrew #6443)
from the same as 6434; probably a pearl (as round)
KJV usage: ruby.
Pronounce: paw-neen'
Origin: or paniy {paw-nee'}
, their polishing
gizrah (Hebrew #1508)
the figure or person (as if cut out); also an inclosure (as separated)
KJV usage: polishing, separate place.
Pronounce: ghiz-raw'
Origin: feminine of 1506
was of sapphire
cappiyr (Hebrew #5601)
a gem (perhaps used for scratching other substances), probably the sapphire
KJV usage: sapphire.
Pronounce: sap-peer'
Origin: from 5608