Strong's 3762 (οὐδείς)

any (man), aught, man, neither any (thing), never (man), no (man), none (+ of these things), not (any, at all, -thing), nought

not even one (man, woman or thing), i.e. none, nobody, nothing

from G3761 (οὐδέ) and G1520 (εἷς);