Follicular as an adjective is of, pertaining to, having or resembling follicles while Cyst as a noun is a pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.
Part of speech: adjective
Definition: Of, pertaining to, having or resembling follicles
Part of speech: noun
Definition: A pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.
We hope you now know whether to use Follicular or Cyst in your sentence.