noun:

• disco dancing with synchronized arm motions

~と adverb:

• falling in (large) drops (e.g. rain, hail); sprinkle (e.g. rain, salt); pattering; clattering (e.g. hail) - onomatopoeia
• flipping through a book; thumbing through a book; riffling cards - onomatopoeia

~と adverb / adjectival noun:

• sparse; scattered (e.g. clumps of grass) - onomatopoeia

~と adverb / ~の noun:

• crumbly (e.g. tofu, cheese, non-sticky rice); loose and falling apart - onomatopoeia

noun:

• origin; source - usu. 元
• base; basis; foundation; root - esp. 基
• cause - also 因, 原
• ingredient; material - esp. 素
• (somebody's) side; (somebody's) location ［元］
• original cost (or capital, principal, etc.)
• (plant) root; (tree) trunk
• first section of a waka ➜ 和歌

counter:

• counter for blades of grass, tree trunks, etc., and for falcons (in falconry) ［本］

noun:

• handle (chopsticks, brush, etc.); grip