“Lyrical” is the perfect way to describe Morello’s playing. That clip of “Castilian Drums” is fantastic, pryso and makes the case beautifully. Wonderful drummer with a beautiful ease to his playing. He never banged on the drums nor forced the rhythm. It should be noted that an important aspect of his playing which contributed to his lyricism was the attention he payed to the tuning of his drums to specific pitches; easily heard in his solos. In my book the only other drummer who could equal him and arguably surpass his sense of lyricism was Max Roach:
https://m.youtube.com/watch?v=F_voXNIsobs
https://m.youtube.com/watch?v=F_voXNIsobs