failure, miscarriage / mistake, fault, error

fail / make a mistake

one day

failed creation; failure

loser, (a social) failure, also-ran

one, 1 / the first in order, foremost / the beginning / the best / a kind of; one of something / (card games) an ace / unity / the bottom string of a shamisen or other Japanese musical instrument

each person

Alternative form of 一々

(rare) the first day of the month

once; one time