hidey-hole or hidy-hole/ʹhiedi/ noun

• deception
• deceptive
• decerebrate
• deci-
• decibel
• decide
• decided
• decider
• deciduous
• decigram
• decile
• decilitre
• decillion
• decimal
• decimal currency
• decimal fraction
• decimalize
• decimal place
• decimal point
• decimal system
• decimate
• decimetre
• decipher
• decision
• decision tree