1) Evinced contentment 2) Expressed feline felicity 3) Made a low vibrant sound 4) Made contented sounds 5) Performed in Cats 6) Reacted to a good stroke 7) Showed satisfaction 8) Sounded content 9) Sounded contented 10) Sounded like a new engine 11) Sounded pleased 12) Sounded smooth 13) Uttered soft sounds 
• (imp. & p. p.) of Pur