unaccountable
adjective
[ ʌnəˈkaʊntəb(ə)l ]
• unable to be explained.
• "a strange and unaccountable fact"
Similar:
inexplicable,
unexplainable,
insoluble,
unsolvable,
incomprehensible,
beyond comprehension,
beyond understanding,
unfathomable,
impenetrable,
puzzling,
perplexing,
baffling,
bewildering,
mystifying,
mysterious,
arcane,
inscrutable,
peculiar,
unusual,
curious,
strange,
freak,
freakish,
unparalleled,
queer,
odd,
bizarre,
extraordinary,
astonishing,
obscure,
abstruse,
enigmatic,
weird,
fluky,
freaky,
spooky,
rum,
off the wall,
backasswards,
wildering,
• (of a person, organization, or institution) not required or expected to justify actions or decisions; not responsible for results or consequences.
• "there are enormous risks in leaving such agencies uncontrolled and unaccountable"
Similar:
not responsible,
unanswerable,
not answerable,
not liable,
free,
clear,
exempt,
immune,
out of control,
unsupervised,