Answer:

hullo

Answer	Crossword Clue
HULLO	"Howdy do!"
HULLO	Bath greeting
HULLO	Informal greeting

HULLO	"What do we have here?"
HULLO	Exclamation of greeting.
HULLO	Shout of surprise.
HULLO	Attention-getting cry.
HULLO	Exclamation of surprise.
HULLO	Hunting call.
HULLO	Shout of greeting.
HULLO	British greeting.

HULLO	Brit's greeting
HULLO	Tata antonym

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.