The thin slit of his mouth hardly seemed to move to accommodate the sound.
Sure enough, there was a thin slit in the stones, barely visible.
They were thin slits now, making him look like a Mongolian.
The letters of the word were thin, red slits.
The thin slit or window was cut through the centre of a single large block.
The eyes became half moons, then narrowed to a thin slit.
He saw a fat man at a desk, with thin slits of eyes set close together.
Only their eyes could be seen, through thin rectangular slits in the black helms.
His thin slit of a mouth hinted at a smile.
His eyes were now thin slits with tiny black beads peering through.