Synonyms for Grey (same or very similar meaning)
WordNet sense 1 (United States writer of western adventure novels (1875-1939)):
Zane Grey
WordNet sense 2 (Queen of England for nine days in 1553; she was quickly replaced by Mary Tudor and beheaded for treason (1537-1554)):
Lady Jane Grey
WordNet sense 3 (Englishman who as Prime Minister implemented social reforms including the abolition of slavery throughout the British Empire (1764-1845)):
Charles Grey, Second Earl Grey
WordNet sense 4 (any organization or party whose uniforms or badges are grey):
gray
WordNet sense 5 (a neutral achromatic color midway between white and black):
grayness, greyness
WordNet sense 6 (showing characteristics of age, especially having grey or white hair):
grizzly, hoary, gray-haired, gray-headed, grey-haired, grey-headed, hoar, white-haired
WordNet sense 7 ((used especially of persons) having lived for a relatively long time or attained a specific age):
old
WordNet sense 8 (in or characteristic of a region of the United States south of (approximately) the Mason-Dixon line):
southern
WordNet sense 9 (lying between two extremes in time or space or degree):
intermediate, intermediate
WordNet sense 10 (darkened with overcast):
dull, leaden
WordNet sense 11 (full of or covered with clouds):
cloudy
WordNet sense 12 (of an achromatic color of any lightness intermediate between the extremes of white and black):
grayish, greyish
WordNet sense 13 (having no hue):
achromatic
From the ODE community, based on WordNet
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