2. Extravagant, like some stories about catching fish; improbable; also, rank or foul. [Colloq.]

FISK
Fisk, v. i. Etym: [Cf. Sw. fjeska to bustle about.]

Defn: To run about; to frisk; to whisk. [Obs.]
He fisks abroad, and stirreth up erroneous opinions. Latimer.

FISSIGEMMATION
Fis`si*gem*ma"tion, n. Etym: [L. fissus (p.p. of findere to split) +
E. gemmation.] (Biol.)

Defn: A process of reproduction intermediate between fission and gemmation.

FISSILE Fis"sile, a. Etym: [L. fissilis, fr. fissus, p.p. of findere to split. See Fissure.]

Defn: Capable of being split, cleft, or divided in the direction of
the grain, like wood, or along natural planes of cleavage, like
crystals.
This crystal is a pellucid, fissile stone. Sir I. Newton.

FISSILINGUAL Fis`si*lin"gual, a. Etym: [L. fissus (p.p. of findere to split) + E. lingual.] (Zoöl.)

Defn: Having the tongue forked.

FISSILINGUIA Fis`si*lin"gui*a, n. pl. Etym: [NL., fr. L. fissus (p.p. o f findere to split) + lingua tongue.] (Zoöl.)