cos

cos is an English word started with c. Here is the definition of cos in Portuguese

cos
conjunction cos (because) [kɒs] porque (Gíria)
cos
noun [kɒs] tipo de alface
cos
noun cos (cosine) [kɒs] cosseno (Matemática)
'cos
conjunction 'cos (because) porque, devido ao fato de que, devido a