Sanity

WIT
WordClue
AIMreason, scheme
WHYreason
HEADmind, reason
MINDwit, intellect
NOUSmind, wit
ALLANEdgar ... Poe, writer
BRAINmind, reason
CAUSEreason
EDGAR... Allan Poe, writer
ACUMENwit, penetration
DESIGNaim, reason
PSYCHEmind, wit
CANNINESSacumen, wit
INTELLECTmind, reason
TOILETsanitation fixture
CARLOSSantana, guitarist