B3A1C3K5F4I1L1L1
19 points
BACKFILL is validvalid
to refill [v BACKFILLED, BACKFILLING, BACKFILLS]
to refill e.g. a foundation with earth, debris [v -ED, -ING, -S]
to refill [v BACKFILLED, BACKFILLING, BACKFILLS]
to refill e.g. a foundation with earth, debris [v -ED, -ING, -S]