My Favorite All-Time Lovecraftisms

You know, those, antiquated adjectives or quirky twists of a phrase that are so uniquely H.P. Lovecraft:
- cyclopean cities
- sky-flung monoliths
- unnatural geometry
- tottering houses
- gulfs of time
- incomprehensible realms
- unnamable, unmentionable
- undreamable abysses
- swarthy
- eldritch
- Stygian, Phrygian
- leered mockingly
- loathsome tittering
- bloated corpulence
- unhallowed blasphemies
- immemorial lunacy
- shambling forms
- spectral moonlight
- shapeless things
- "The ___ in/of the____"   story titles

What are some of your favorites?