recuperation vs convalescence

recuperation and convalescence both are nouns.

Word	Noun	Adjective	Verb	Adverb
recuperation	Yes	No	No	No
convalescence	Yes	No	No	No

As nouns, recuperation and convalescence are synonyms defined as:

recuperation and convalescence: gradual healing (through rest) after sickness or injury

Other synonyms of recuperation include recovery.

recuperation (noun)	convalescence (noun)
gradual healing (through rest) after sickness or injury	gradual healing (through rest) after sickness or injury