粒子(りゅうし)

particle

粒状(りゅうじょう)

granular; grain-shaped

粒度(りゅうど)

particle size; granularity

一粒(ひとつぶ)

one grain; one drop

大粒(おおつぶ)

large grain; large-sized

米粒(こめつぶ)

grain of rice

粒(つぶ)あん

sweet red bean paste with whole beans

粒立(つぶだ)つ

to stand out distinctly; to become grainy

薬(くすり)を一粒(ひとつぶ)ずつ水(みず)で飲(の)んだ。

I took the medicine one pill at a time with water.

米粒(こめつぶ)が大(おお)きく、炊(た)き上(あ)がりもふっくらしている。

The rice grains are large, and the cooked rice is fluffy as well.