rill
noun
[ rɪl ]
• a small stream.
rill
verb
• flow in a small stream; trickle.
• "the spring water rilled over our cold hands"
Origin:
mid 16th century: probably of Low German origin.
rille
noun
• a fissure or narrow channel on the moon's surface.
Origin:
mid 19th century: from German (see rill).