| Obsolescent entrepreneur | 24 |
| Obsolescent emporia | 19 |
| Obsolescent election item | 25 |
| Obsolescent eatery | 18 |
| Obsolescent disks | 17 |
| Obsolescent directories | 23 |
| Obsolescent dining facility | 27 |
| Obsolescent dealers | 19 |
| Obsolescent data holder | 23 |
| Obsolescent currency | 20 |
| Obsolescent contraction | 23 |
| Obsolescent conjunction | 23 |
| Obsolescent communication devices | 33 |
| Obsolescent communication | 25 |
| Obsolescent carnival prize | 26 |
| Obsolescent belt attachment | 27 |
| Obsolescent audio source | 24 |
| Obsolescent alternative to broadband | 36 |
| Obsolescent | 11 |
| Obsolescence, in a way | 22 |
| Obsolescence | 12 |
| Obsolesce | 9 |
| Obsidian, once | 14 |
| Obsidian, e.g. | 14 |
| Obsidian, before cooling | 24 |
| Obsidian's source | 21 |
| Obsidian source | 15 |
| Obsidian rock producer | 22 |
| Obsidian | 8 |
| Obsessive-compulsive soap purger? | 33 |
| Obsessive-compulsive | 20 |
| Obsessive, say | 14 |
| Obsessive zeal for a single thing | 33 |
| Obsessive whaler of fiction | 27 |
| Obsessive whaler | 16 |
| Obsessive type | 14 |
| Obsessive thought | 17 |
| Obsessive seducer | 17 |
| Obsessive sailor | 16 |
| Obsessive quanitifier | 21 |
| Obsessive organizers | 20 |
| Obsessive observer | 18 |
| Obsessive need to check one's email or Facebook, say | 56 |
| Obsessive literary captain | 26 |
| Obsessive idea | 14 |
| Obsessive hunter of fiction | 27 |
| Obsessive fictional skipper | 27 |
| Obsessive enthusiasm | 20 |
| Obsessive critter | 17 |
| Obsessive collectors | 20 |
| Obsessive collector | 19 |
| Obsessive cleaners? | 19 |
| Obsessive about | 15 |
| Obsessions: Fr. | 15 |
| Obsessions | 10 |
| Obsession, for one | 18 |
| Obsession, e.g. | 15 |
| Obsession with Wills and Kate, say | 34 |
| Obsession with an accent | 24 |
| Obsession source? | 17 |
| Obsession of X-rated films | 26 |
| Obsession for some teenagers | 28 |
| Obsession for repeating certain words | 37 |
| Obsession for Lady Macbeth | 26 |
| Obsession about whether or not to use a certain font? | 53 |
| Obsession | 9 |
| Obsesses before the mirror | 26 |
| Obsesses | 8 |
| Obsessed, with "on" | 29 |
| Obsessed, nonsocial ones | 24 |
| Obsessed, in a way | 18 |
| Obsessed with shopping? | 23 |
| Obsessed with oneself | 21 |
| Obsessed with buttons? | 22 |
| Obsessed with | 13 |
| Obsessed whaler | 15 |
| Obsessed whale hunter | 21 |
| Obsessed skipper | 16 |
| Obsessed person | 15 |
| Obsessed over | 13 |
| Obsessed one | 12 |
| Obsessed mariner | 16 |
| Obsessed group | 14 |
| Obsessed fictional whaler | 25 |
| Obsessed fictional captain | 26 |
| Obsessed captain | 16 |
| Obsessed by | 11 |
| Obsessed aficionado | 19 |
| Obsessed about | 14 |
| Obsessed | 8 |
| Obsess over one's dress | 27 |
| Obsess over | 11 |
| Obsess on one idea, to a letter writer? | 39 |
| Obsess in front of the mirror | 29 |
| Obsess (on) | 11 |
| Obsess | 6 |
| Observing Yom Kippur? | 21 |
| Observing things | 16 |
| Observing the Sabbath | 21 |
| Observing Ramadan | 17 |