Update dictionary.txt

h2/src/tools/org/h2/build/doc/dictionary.txt

@@ -773,3 +773,5 @@ opti excessively
 
 iterators tech enums incompatibilities loses reimplement readme reorganize milli subdirectory linkplain inspections
 geometries sourceschema destschema generatedcolumn alphanumerically usages
+
+sizable instantiates renders sdt txcommit unhelpful optimiser treats rejects referring untrusted computes vacate inverted