Pain in nipples, giddiness, food carving 4m d last 10 days. period delayed by 9 days and pregnancy test is negative. is this pregnancy early symptoms?

Pregnancy: Yes you could be pregnant. Repeat pregnancy test as first one may have been done too early to detect pregnancy.

Would have expected : + on pregnancy test by now. Reasons for missed/late periods: low body weight, obesity, marked weight ^ or v, over-exercise, endurance athletics, breast-feeding, ^ stress, illness, eating disorders (bulimia or anorexia), anovulatory cycle (no egg released), travel, hormone irregularities, drug use, meds (i.e., birth control) or medical problems. #1 reason is pregnancy.

Unlikely to be pregn: If pregnancy test 9 days after missed period is negative you are very very likely to be pregnant.Just to be 100% positive you can repeat the test and that will decide once and for all if you may be pregnant.