| Source of a bovine fine? | 24 |
| Source of a bugle call | 22 |
| Source of a businessman's power? | 36 |
| Source of a cashier's woes | 30 |
| Source of a cc | 14 |
| Source of a certain flu | 23 |
| Source of a certain Slav's balancing act? | 45 |
| Source of a company's new ideas | 35 |
| Source of a couch potato's potatoes? | 40 |
| Source of a cry at night | 24 |
| Source of a digital coat? | 25 |
| Source of a download | 20 |
| Source of a draft? | 18 |
| Source of a drop in the bucket, perhaps | 39 |
| Source of a fairy-tale fortune | 30 |
| Source of a feather in one's cap? | 37 |
| Source of a fiber for rope | 26 |
| Source of a fountain drink | 26 |
| Source of a fragrant oil | 24 |
| Source of a fragrant rootstock | 30 |
| Source of a gap, maybe | 22 |
| Source of a glutenous flour | 27 |
| Source of a hippie's high | 29 |
| Source of a hippie's high, perhaps | 38 |
| Source of a hot tip | 19 |
| Source of a jawbone in the Bible | 32 |
| Source of a large reserve supply | 32 |
| Source of a large, colorful lingo | 33 |
| Source of a leak | 16 |
| Source of a leak, perhaps | 25 |
| Source of a licoricelike flavoring | 34 |
| Source of a little laughter | 27 |
| Source of a lot of talk | 23 |
| Source of a lucky break? | 24 |
| Source of a Marxian nickname | 28 |
| Source of a metal once used for foil | 36 |
| Source of a monthly problem | 27 |
| Source of a murky haze | 22 |
| Source of a narcotic | 20 |
| Source of a noted jawbone | 25 |
| Source of a parting shot? | 25 |
| Source of a pasta sauce | 23 |
| Source of a perfume ingredient | 30 |
| Source of a powder | 18 |
| Source of a princess' discomfort | 36 |
| Source of a princess's discomfort | 37 |
| Source of a program, often | 26 |
| Source of a pseudo-chocolate | 28 |
| Source of a reporter's scoop, perhaps | 41 |
| Source of a river | 17 |
| Source of a royal pain? | 23 |
| Source of a salad dressing | 26 |
| Source of a sauce | 17 |
| Source of a second opinion | 26 |
| Source of a secret, in a phrase | 31 |
| Source of a shot | 16 |
| Source of a sitter's stress | 31 |
| Source of a slow leak, perhaps | 30 |
| Source of a starchy foodstuff | 29 |
| Source of a stellar explosion | 29 |
| Source of a stream | 18 |
| Source of a suit | 16 |
| Source of a swish sound | 23 |
| Source of a syrup | 17 |
| Source of a thundering sound | 28 |
| Source of a viral outbreak | 26 |
| Source of a vital supply | 24 |
| Source of a volcanic plume | 26 |
| Source of a wake-up call | 24 |
| Source of a woman's sensitivity? | 36 |
| Source of a Woodstock high | 26 |
| Source of a yellowish oil | 25 |
| Source of about 20% of U.S. imports: Abbr. | 42 |
| Source of about half the world's diamonds: Abbr. | 52 |
| Source of Abu Dhabi's wealth | 32 |
| Source of abundance | 19 |
| Source of Achilles' strength | 32 |
| Source of acorns | 16 |
| Source of activity | 18 |
| Source of ad-free TV | 20 |
| Source of added income | 22 |
| Source of addiction | 19 |
| Source of addl. evening light | 29 |
| Source of advice | 16 |
| Source of after-hours $$$ | 25 |
| Source of after-hours cash | 26 |
| Source of aggravation | 21 |
| Source of aircraft thrust | 25 |
| Source of all matter | 20 |
| Source of all the quotes in this puzzle | 39 |
| Source of all the tender words in this puzzle? | 46 |
| Source of allergens | 19 |
| Source of amber | 15 |
| Source of ambergris | 19 |
| Source of ambiguous answers | 27 |
| Source of an advantage, figuratively | 36 |
| Source of an age-old medicinal oil | 34 |
| Source of an alley racket | 25 |
| Source of an androgyne's confusion | 38 |
| Source of an archer's bow | 29 |