The word "chalk" is correct and usable in written English
You can use it as a noun to refer to a soft, white, and powdery limestone that can be used for drawing on a board or other surfaces, or as a verb when referring to the action of writing with chalk on a board or other surface. Example sentence: The teacher wrote the assignment on the chalkboard with white chalk.
Fielding didn't labour for 30 years at the chalk face to render his pupils illiterate and innumerate.
Just as I underestimated the sheer hard work involved in writing funny election columns, Cameron clearly thought being prime minister would be a lark, a breeze, and a wizard wheeze, something to chalk up on his business-class bucket list, along with getting a selfie with Helle Thorning-Schmidt and sucking the bass player from Blur's luxury cheese direct from the goat's teat.
Scarlet and Ivy are like day and night, like chalk and cheese.
While that idea might take a while to be realised, children like Prisha and Khushi, who have painted their names on the road next to a chalk drawn game of hopscotch, are happy to claim their piece of road paradise till noon, when the roaring traffic will wipe away all traces of an idyllic morning.
The bank has subsided on one side, revealing a small curved cliff of chalk and stone.
Beneath the thin grass topsoil, it is possible to make out the layers from the bottom: heaped clay and chalk to form a mound, then large flints and rocks, and the top layer of smaller stones and gravel.
Boehner's tenacity owes far more to the institutional structures of the modern Republican party than it does to the clownishness of his would-be deposers, even though it is incredibly tempting to chalk it up to that alone.
Shaw suggests that many officers take a laid-back approach to filing cases like Greene's – that they tend to skip marking any potential bias on police reports, because it is easier for cops to chalk up situations to "unfavorable neighborhoods" like the one in which Greene's body was found.
