The backwards flow of any fluid
| REFLUX |
List of words for the clue The backwards flow of any fluid from the crossword:
LAVA INK SAP EBB SERUM OIL ICHOR OOZE OLDIE UNDO REVERSE LIMBO INREVERSE EVIAN BEND ABBA BILE SEEP GAS ENYA 
Snapshots of the past: 1905
Snapshots of the past: 1900