Zero
Scratch
Traçar, riscar, rasurar, sublinhar.
acanalar, estriar, surcar, ondular, borrajear, borronear, emborronar, garabatear, garrapatear, tachar, lindar, limitar, confinar, tocar, pegar, rascar, refregar, restregar, arañar, rasguñar, raspar, rasgar, rozar, surcar, estregar, tachar
Vogais: aya
Consoantes: rr
raya, raer, rara, raro, rayo, roar, roer, raño, riña, rorro.