Choose or find odd word - Tall , Huge , Thin , Sharp , Small

D. SHARP

Choose or find odd word - Apple , Mango , Watermelon , Guava

C. WATERMELON

Choose or find odd word - Virgo , Pisces , Sagittarius , Cancer , Orion

E. ORION

Choose or find odd word - Nephrology , Etomology , Astrology , Mycology , Pathology

C. ASTROLOGY

Choose or find odd letter group - ABBC , PQQR , HIIJ , WYYZ , KLLM

D. WYYZ