Nouns

(n)green, greenness, viriditygreen color or pigment; resembling the color of growing grass
(n)park, commons, common, greena piece of open land for recreational use in an urban area“they went for a walk in the park”
(n)green, putting green, putting surfacean area of closely cropped grass surrounding the hole on a golf course“the ball rolled across the green and into the bunker”
(n)greens, green, leafy vegetableany of various leafy plants or their leaves and stems eaten as vegetables
(n)K, jet, super acid, special K, honey oil, green, cat valium, super Cstreet names for ketamine
(n)greenan environmentalist who belongs to the Green Party

Verbs

(v)greenturn or become green“The trees are greening”

Adjectives

(s)green, greenish, light-green, dark-greenof the color between blue and yellow in the color spectrum; similar to the color of fresh grass“a green tree”, “green fields”, “green paint”
(a)greenconcerned with or supporting or in conformity with the political principles of the Green Party
(a)green, unripe, unripened, immaturenot fully developed or mature; not ripe“unripe fruit”, “fried green tomatoes”, “green wood”
(s)greenlooking pale and unhealthy“you're looking green”, “green around the gills”
(s)fleeceable, green, gulliblenaive and easily deceived or tricked“at that early age she had been gullible and in love”
(s)ecofriendly, greenGood for the environment