put·off 
(ptôf′, -ŏf′)
(ptôf′, -ŏf′)n.
A pretext for inaction; an excuse.
- repentance
- repentant
- repentantly
- repenter
- repercussion
- repercussive
- reperfusion
- repertoire
- repertorial
- repertory
- repertory company
- repetend
- repetition
- repetitional
- repetitious
- repetitiously
- repetitiousness
- repetitive
- repetitively
- repetitiveness
- repetitive strain injury
- rephrase
- repine
- repiner
- replace