CIRA ICRA CRIA RCIA IRCA RICA CIAR ICAR CAIR ACIR IACR AICR CRAI RCAI CARI ACRI RACI ARCI IRAC RIAC IARC AIRC RAIC ARIC
Note: these 'words' (valid or invalid) are all the permutations of the word CIRA. These words are obtained by scrambling the letters in CIRA.