north-north-westward
/ˌnɔːθnɔːθˈwɛstwəd/ /ˌnɔːnɔːˈwɛstwəd/adverb
= north-north-west.
noun
= north-north-west.
adjective
= north-north-west.
Origin
Late 18th century; earliest use found in Philosophical Transactions of the Royal Society of London. From north-north-west + -ward.