grain

[1]	seed , kernel , stone , pip , pit
[2]	cereal , food grain , cereal , corn , grist
[3]	particle , bit , fragment , crumb , speck , granule , morsel , mote , molecule , atom , fleck , iota , ounce , scrap , trace , scintilla , hint , suggestion , whit , jot (or tittle) , dab , taste , (Colloq) (US/Canadian) smidgen/smidgin
[4]	texture , metric grain , pattern , fibre , weave , nap
[5]	caryopsis
[6]	texture