Alternative letter-case form of Grad

A slope or incline. / A rate of inclination or declination of a slope.

Moving by steps; walking. / Rising or descending by regular degrees of inclination. / Adapted for walking, as the feet of certain birds.

Any of several American blackbirds of the genus Quiscalus, and related genera, having iridescent plumage. / (formerly) Any of several Asian myna birds of the genus Gracula.

Alternative spelling of great-grandfather

A gift, purchase, etc. whose contents are concealed until after a selection is made. / (figuratively) Any random assortment, selection or possibility.

grandmother / old lady, elderly woman

of a generation removed from the original noun

Not breaching any constraints of the grammar, or morpho-syntax, of the relevant language. / Of or pertaining to grammar.

The child (son or daughter) of one's grandchild.