Those shoggoths hacked from lungs unspeakable

1)
Last night, I’m fairly certain some of the shoggoths I’ve been coughing up had achieved sentience. But today, fewer are chasing me shrieking “Tekeli-li!”

2)
Those shoggoths hacked from lungs unspeakable
Last night evolved to sentience; yet this noon
Their chasing shriek “Tekeli-li!” doth wane.