| Source of an aromatherapy oil | 29 |
| Source of an artist's inspiration | 37 |
| Source of an Asian stimulant | 28 |
| Source of an attitude | 21 |
| Source of an episode of hoppy daze? | 35 |
| Source of an eruption in Italy | 30 |
| Source of an essential oil with medicinal properties | 52 |
| Source of an expensive rug, once | 32 |
| Source of an explosion in Italy | 31 |
| Source of an oater long-distance call? | 38 |
| Source of an oil | 16 |
| Source of an oil used in aromatherapy | 37 |
| Source of an omen, maybe | 24 |
| Source of ancient depictions of kings and gods | 46 |
| Source of ancient Egyptian poison | 33 |
| Source of ancient fables | 24 |
| Source of anime and manga | 25 |
| Source of annoyance | 19 |
| Source of annoyance, or relaxation | 34 |
| Source of answers | 17 |
| Source of antioxidants | 22 |
| Source of anxiety for some in April | 35 |
| Source of Apr. anxiety | 22 |
| Source of Arab wealth | 21 |
| Source of archery bows | 22 |
| Source of athletic rage, briefly | 32 |
| Source of ATM cash | 18 |
| Source of ATM money | 19 |
| Source of attar | 15 |
| Source of Austin Powers' "power" | 46 |
| Source of autumn red | 20 |
| Source of averages | 18 |
| Source of back pain, sometimes | 30 |
| Source of bacon | 15 |
| Source of bad luck | 18 |
| Source of bad taste | 19 |
| Source of bagging rights? | 25 |
| Source of ballpark pitches? | 27 |
| Source of bars inside bars | 26 |
| Source of basalt | 16 |
| Source of bast fiber | 20 |
| Source of batches that are very chewy? | 38 |
| Source of bauxite | 17 |
| Source of bay salt | 18 |
| Source of bean sprouts | 22 |
| Source of being, it's said | 30 |
| Source of beta carotene | 23 |
| Source of betel nuts | 20 |
| Source of bifteck | 17 |
| Source of big waves | 19 |
| Source of Bikini mushrooms? | 27 |
| Source of bills | 15 |
| Source of bizarre ideas, so to speak | 36 |
| Source of black berries | 23 |
| Source of black diamonds | 24 |
| Source of bloating | 18 |
| Source of blood | 15 |
| Source of blood for blood pudding | 33 |
| Source of Blue Nile | 19 |
| Source of blues for John Q.'s | 33 |
| Source of Bolivian wealth | 25 |
| Source of bolts | 15 |
| Source of bongs in London? | 26 |
| Source of boredom | 17 |
| Source of bourbon | 17 |
| Source of branches | 18 |
| Source of brass? | 16 |
| Source of bread, briefly | 24 |
| Source of bread, for short | 26 |
| Source of breakers | 18 |
| Source of brew | 14 |
| Source of brown fur | 19 |
| Source of bubbly | 16 |
| Source of bullpen bragging rights: Abbr. | 40 |
| Source of bun seeds | 19 |
| Source of burlap | 16 |
| Source of cabinetry wood | 24 |
| Source of café connections | 29 |
| Source of cafeteria coffee | 26 |
| Source of caffeine | 18 |
| Source of calling | 17 |
| Source of cameline oil | 22 |
| Source of campaign spending | 27 |
| Source of campsite light | 24 |
| Source of Canada's symbolic leaf | 36 |
| Source of canola | 16 |
| Source of car tunes | 19 |
| Source of car wreck evidence | 28 |
| Source of Caravane cheese | 25 |
| Source of carbs | 15 |
| Source of carnal desires? | 25 |
| Source of cash | 14 |
| Source of casual fare | 21 |
| Source of caviar | 16 |
| Source of celebrity playlists | 29 |
| Source of certain beans | 23 |
| Source of change | 16 |
| Source of charcoal wood | 23 |
| Source of cheap furniture | 25 |
| Source of cheap oils? | 21 |