Answer:

xeno

Answer	Crossword Clue
XENO	Greek stranger
XENO	Foreign: Prefix
XENO	Foreign front

XENO	Strange opening: Abbr.
XENO	Prefix meaning "foreign"
XENO	"Strange" prefix
XENO	Alien: Prefix
XENO	Prefix with biotic
XENO	Prefix with morphic
XENO	Strange: Prefix
XENO	Alien: Pref.

XENO	Strange: Pref.
XENO	Prefix meaning "strange"
XENO	Foreign (prefix)
XENO	Prefix meaning "foreigner"
XENO	Prefix with phobia
XENO	Alien (prefix)
XENO	Alien introduction
XENO	Stranger's introduction?

XENO	Phobia prefix
XENO	Strange opening
XENO	Strange opening?
XENO	Prefix meaning strange
XENO	Beginning of a strange phobia?
XENO	Foreign: Pref.
XENO	Word form meaning "foreigner"
XENO	Alien; strange: Comb. form.

XENO	Strange: Comb. form.
XENO	Stranger: Comb. form.
XENO	Stranger: Prefix.
XENO	Foreign: Prefix.
XENO	With "phobia," fear of foreigners.
XENO	Strange: Prefix.
XENO	A kind of phobia
XENO	Stranger: Prefix

XENO	Alien: Comb. form
XENO	Kind of phobia
XENO	Stranger: Comb. form
XENO	Strange: Comb. form
XENO	Foreign: Comb. form