pronoun
(archaic or dialectal) Anything whatsoever, any part.
adverb
(archaic) At all, in any degree, in any respect.
noun
(archaic) Whit, the smallest part, iota.
noun
(sometimes proscribed) Zero.
The digit zero.
noun
(regional) Estimation.
(regional) Of importance or consequence (in the phrase "of aught").
(regional, rare, obsolete) Esteem, respect.
verb
Obsolete or dialectal form of ought
numeral
Obsolete or dialectal form of eight.