Answer:

GUESSAT

Answer	Crossword Clue
GUESSAT	Try to answer
GUESSAT	Conjecture
GUESSAT	Try to estimate

GUESSAT	Make an estimate of
GUESSAT	Estimate
GUESSAT	Make a surmise.
GUESSAT	Try to answer or estimate
GUESSAT	Give a ballpark figure

Crossword

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