"abrir un túnel" in English

to open- to bore- to break- to chip- to drive- to fling out- to get- to gouge- to kick off- to open out- to open up- to open up- to open up- to open up- to open up- to open up- to open up- to put up- to set up- to sharpen- to shuck- to sink- to splay- to splay out- to spread- to start- to tear up- to tunnel- to turn on- to uncork- to uncover- to undo- to unfasten- to unfurl- to unlock- to unstop- to unwrap- to unwrap- to answer- to prise- to unfold- to unseal- to twist off- to begin- to take out- to dig- to draw back- to head- to lead- to make- to pull up- to raise- to whet

oneone

a- some

a- an

tunnel