WordNet (r) 3.0 (2006):

chalk up
    v 1: accumulate as a debt; "he chalked up $100 in the course of
         the evening" [syn: chalk up, run up]
    2: keep score, as in games [syn: tally, chalk up]

Moby Thesaurus II by Grady Ward, 1.0:

126 Moby Thesaurus words for "chalk up":
   acquire, annex, blaze, blaze a trail, blemish, blotch, book, brand,
   calendar, carve, catalog, chalk, check, check in, check off,
   chronicle, cicatrize, cut, dapple, dash, define, delimit,
   demarcate, discolor, docket, dot, engrave, enroll, enscroll, enter,
   file, fill out, fleck, freckle, gain, gash, get, grave, hatch,
   have, impanel, impress, imprint, incise, index, inscribe, insert,
   jot down, line, list, log, make a mark, make a memorandum,
   make a note, make an entry, make out, mark, mark down, mark off,
   mark out, matriculate, minute, mottle, nick, notch, note,
   note down, obtain, pencil, pepper, pick up, place upon record,
   point, poll, post, post up, prick, print, procure, punch,
   punctuate, puncture, put down, put in writing, put on paper,
   put on tape, record, reduce to writing, register, riddle, scar,
   scarify, score, scotch, scratch, seal, seam, secure, set down,
   speck, speckle, splotch, spot, stain, stamp, stigmatize, streak,
   striate, stripe, tabulate, take down, tape, tape-record, tattoo,
   tick, tick off, trace, underline, underscore, videotape, win,
   write, write down, write in, write out, write up