As adjectives the difference between knaggiest and snaggiest
is that knaggiest is (knaggy) while snaggiest is (snaggy).
knaggiest
English
Adjective
(head)
(knaggy) knaggy
English
Adjective
(er)
Having many protuberances, knobs or knots; knotty, rough or rugged.
(label) Temperamentally rough.
*{{quote-book, year=1959, author=(Georgette Heyer), title=(The Unknown Ajax), chapter=1
, passage=
Synonyms
* (having many protuberances ): bumpy, knotty, lumpy
* (rough ): coarse, craggy, harsh, rough, rugged
snaggiest
English
Adjective
(head)
(snaggy)
snaggy
English
Adjective
(er)
Covered in snags, or similar sharp projections.