peril vs scupper

peril and scupper both are nouns.

Word	Noun	Adjective	Verb	Adverb
peril	Yes	No	Yes	No
scupper	Yes	No	Yes	No

As verbs, peril and scupper are synonyms defined as:

peril and scupper: put in a dangerous, disadvantageous, or difficult position

Other synonyms of peril include endanger, expose, queer.

peril (noun)	scupper (noun)
a venture undertaken without regard to possible loss or injury	drain that allows water on the deck of a vessel to flow overboard
a source of danger; a possibility of incurring loss or misfortune
a state of danger involving risk

peril (verb)	scupper (verb)
put in a dangerous, disadvantageous, or difficult position	put in a dangerous, disadvantageous, or difficult position
pose a threat to; present a danger to	wait in hiding to attack