In their day Browning and Dylan Thomas were considered notoriously obscure. Poets more recently associated with obscurity include Geoffrey Hill and Prynne. Except for their supposed obscurity these poets have little in common, and according to their proponents, their poetry may merely be difficult rather than obscure. This article covers some issues arising from the terms "difficulty" and "obscurity", looking at how the terms are used by theorists and readers. In documentation the terms "difficulty" and "obscurity" are often conflated even if initially distinctions are drawn. Let's first consider some common usages of the concept of "obscurity" because they influence the meaning of the literary term. If the moon is obscured by clouds, both the cause of the obscurity and the solution to it (i.e. waiting) are known An obscure fact, or mentions of someone who "fades into obscurity", are hard to find These usages suggest a...