I.
noun
1 place/thing that you know nothing about
ADJECTIVE
▪ big , great
▪
What the weather will be like on the day is, as always, the great ~.
VERB + UNKNOWN
▪ explore , face , step into , venture into
PHRASES
▪ a journey into the ~ , a leap into the ~ , a voyage into the ~
▪
This action represents a leap into the ~.
▪
Motherhood was for her a journey into the ~.
▪ fear of the ~
2 sb who is not well known
ADJECTIVE
▪ complete
▪
The championship was won by a complete ~.
▪ relative , virtual
▪
a cast of virtual ~s
II.
adj.
VERBS
▪ be
▪ remain
▪
These sites remain largely ~ to the British public.
ADVERB
▪ completely , entirely , quite ( BrE ), totally , utterly ( esp. AmE )
▪
His whereabouts were quite ~ during this period.
▪ almost , practically , virtually
▪
This drug was practically ~ in Britain.
▪ largely , mostly
▪ comparatively , relatively
▪
a comparatively ~ actor
▪
She was then still relatively ~.
▪ as yet , currently , still
▪ heretofore ( formal , esp. AmE ), hitherto , previously
▪
a period of democratic development previously ~ in their country
▪ apparently
▪ otherwise
▪
He cites the works of two otherwise ~ authors.
PREPOSITION
▪ to
▪
Gold was totally ~ to their civilization.
PHRASES
▪ for parts ~ , to parts ~
▪
She departed for parts ~.
▪ for reasons ~ , for ~ reasons
Unknown is used with these nouns: ↑ actor, actress , ↑ artist , ↑ cause , ↑ destination , ↑ fate , ↑ language , ↑ location , ↑ number , ↑ origin , ↑ planet , ↑ poet , ↑ substance , ↑ terrain , ↑ territory , ↑ whereabouts