Of or pertaining to eicosatetraenoic acid or its derivatives; arachidonic

(mineralogy) A hexagonal-dihexagonal dipyramidal dark blue mineral containing iron, magnesium, oxygen, potassium, and silicon.

(transitive, obsolete) To cover or surround by casting (something) about. / (intransitive, obsolete) To cast about; plan; plot; contrive.

plural of fumet