TAUTOLOGIZE is validvalid

to say the same thing twice over in different words [v TAUTOLOGIZED, TAUTOLOGIZES, TAUTOLOGIZING] : TAUTOLOGIST [n]

161,810 of 196,601 in NWL2023·also valid in CSW24

to use tautology, also TAUTOLOGISE [v TAUTOLOGIZED, TAUTOLOGIZING, TAUTOLOGIZES]