MAKE THIS A NOUN: explain
explanation
MAKE THIS A NOUN: assume
assumption
MAKE THIS A NOUN: respond
response
MAKE THIS A NOUN: describe
description
MAKE THIS A NOUN: combine
combination
MAKE THIS A NOUN: behave
behaviour
MAKE THIS A NOUN: conclude
conclusion
MAKE THIS A NOUN: propose
proposal / proposition
MAKE THIS A NOUN: evolve
evolution
MAKE THIS A NOUN: perform
performance /performer
MAKE THIS A NOUN: progress
progress/progression
MAKE THIS A NOUN: suspect
suspicion /suspect
MAKE THIS A NOUN: communicate
communication
MAKE THIS A NOUN: apologise
apology
MAKE THIS A NOUN: prosper
prosperity
MAKE THIS A NOUN: convince
conviction