Liddell-Scott-Jones

σφαλερός (sphaleros) unsteady ^G:A

σφαλερός, ά, όν,

(σφάλλω) likely to make one stumble or trip metaphorically, slippery, perilous, τυραννὶς χρῆμα σ. [Refs 5th c.BC+]; γνωμέω.. τὴν -ωτέρην σεωυτῷ [Refs 5th c.BC+]; τοῦτο δέ γ ἐστὶν τὸ καλὸν σ. [Refs]; πάντων -ώτατον, of future events, [Refs 5th c.BC+]; of poems, [Refs 5th c.BC+]; σ. τρόπος (variant{τόπος}) [Refs 5th c.BC+]; σφαλερόν [ἐστι], with infinitive, [Refs 5th c.BC+]; τὸ ἐπιχειρῆσαι σ. [Refs 5th c.BC+] adverb comparative -ώτερον, νοσεῖν to be more dangerously ill, [Refs 2nd c.AD+]

__II (σφάλλομαι) ready to fall, tottering, reeling, κῶλα [Refs 5th c.BC+]; σῶμα σ. ἐν ταῖς κινήσεσι, of revellers and sufferers from coma, [Refs 2nd c.AD+]; ἕξις σ. πρὸς ὑγίειαν uncertain in point of health, [Refs 5th c.BC+] adverb -ρῶς, ὑγιαίνειν enjoy health precariously, [Refs 2nd c.AD+]
__III of persons, where the sense often fluctuates between 1 and 11, ἴχνεσι σφαλεροί [Refs 2nd c.BC+]; σ. σύμμαχοι uncertain, [Refs 4th c.BC+]; προστάτης σ. [Refs 5th c.BC+]. adverb -ρῶς[Refs 5th c.BC+]