O1B3S1O1L1E1S1C3E1
13 points
OBSOLESCE is validvalid
[v OBSOLESCED, OBSOLESCES, OBSOLESCING]
to grow obsolescent [v OBSOLESCED, OBSOLESCING, OBSOLESCES]
[v OBSOLESCED, OBSOLESCES, OBSOLESCING]
to grow obsolescent [v OBSOLESCED, OBSOLESCING, OBSOLESCES]