Shred

fragment

(fragment of something; very small amount — see also particle, piece)

tirella

(a long, narrow piece cut or torn off — see also strip)

tros

(fragment of something; very small amount — see also particle, piece)

tallar

(to cut or tear (something) into long, narrow pieces or strips)

trinxar

(to cut or tear (something) into long, narrow pieces or strips)

triturar

(to cut or tear (something) into long, narrow pieces or strips)

trocejar

(to cut or tear (something) into long, narrow pieces or strips)