rill /ril/

1. A very small brook
2. A runnel
3. A small trench
4. A narrow furrow on the moon or Mars (also rille from Ger Rille)
5. A fricative produced by forcing air out of a small gap formed between the tongue and the roof of the mouth (phonetics)

To flow in a rill or rills

rilled adjective

rillˈet noun

A little rill

• let-alone
• let be
• let blood
• let bygones be bygones
• letch
• letched
• letches
• letching
• let down
• let-down
• let-downs
• let drive
• let drop
• let fall
• let fly
• let go
• lethal
• lethalities
• lethality
• lethally
• lethargic
• lethargical
• lethargically
• lethargied
• lethargies