Crossword Clue:

Of or relating to a periscope

AnswerCrossword Clue
FILIALRelating to a son or daughter
POSTALRelating to a prestamped card or envelope
CAESAREANRelating to Julius or Augustus
TEXTURALRelating to roughness or smoothness, say
YELLSUBMARINEWhat to do when you spot a periscope?
PERIODONTALRelating to a branch of dentistry
ADAMRelating to a style of furniture.
ELEATICRelating to a school of Greek philosophy.
OCTAETERICRelating to a period of eight years.
TRICENTENARYRelating to a period of 300 years
SABBATICRelating to a weekly day of rest (Var.)
CROMWELLIANRelating to a 17th century lord protector of England