Turtles all the way down Crossword

cause to seem small or insignificant in comparison.
gnaw at something.
a nocturnal burrowing lizard like reptile with a crest of soft spines along its back.
able to perceive or feel things.
a failure to function in a normal or satisfactory manner.
relevant and on-point.
the combined genetic material of the microorganisms in a particular environment.
a person who is obsessed with themselves
provoke or intensify.
a harsh, discordant mixture of sounds.
wanting something very much, typically with a feeling of unease.
originating or occurring naturally in a particular place; native.
a book, document, or piece of music written by hand rather than typed or printed
cause an activity or event to become political in character.
the microorganisms of a particular site, habitat, or geological period.