As adjectives the difference between knaggy and naggy
is that knaggy is having many protuberances, knobs or knots; knotty, rough or rugged while naggy is prone to nag, irritable.
knaggy
English
Adjective
(er)
Having many protuberances, knobs or knots; knotty, rough or rugged.
(label) Temperamentally rough.
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Synonyms
* (having many protuberances ): bumpy, knotty, lumpy
* (rough ): coarse, craggy, harsh, rough, rugged
naggy
English
Adjective
(er)
Prone to nag, irritable