Choose or find odd letter group - BDYW , CEXZ , DFYW , EGXV

B. CEXZ

Choose or find odd word - Pituitary , Pancreas , Thalamus , Adrenal , Testis

C. THALAMUS

Choose or find odd word - Cigar , Cigarette , Tobacco , Pipe , Hookah

C. TOBACCO

Choose or find odd word - Skull , Appendix , Pelvis , Fibula , Vertebra

B. APPENDIX

Choose or find odd letter group - ABD , FGI , LMO , STU , WXZ

D. STU