| Initials found inside Slytherin's locket at the end of "Harry Potter and the Half-Blood Prince" | 109 |
| Initials from the impatient | 27 |
| Initials in 1933 | 16 |
| Initials in 19th-century lit. | 29 |
| Initials in 70's-80's comedy | 36 |
| Initials in a 1991 financial scandal | 36 |
| Initials in a personal ad | 25 |
| Initials in a plane cockpit | 27 |
| Initials in ancient Rome | 24 |
| Initials in Cairo | 17 |
| Initials in casual hookup ads | 29 |
| Initials in fashion | 19 |
| Initials in food certification | 30 |
| Initials in lending | 19 |
| Initials in meaningless sex | 27 |
| Initials in Nasser's day | 28 |
| Initials in news | 16 |
| Initials in old Europe | 22 |
| Initials in old Rome | 20 |
| Initials in poetry | 18 |
| Initials in stone | 17 |
| Initials in telecommunications | 30 |
| Initials in the "Hair" song "Initials" | 58 |
| Initials in the 30's | 24 |
| Initials in the news | 20 |
| Initials in the news on 9/11/01 | 31 |
| Initials in the want ads | 24 |
| Initials in Vietnam | 19 |
| Initials indicating a sellout | 29 |
| Initials linked to Watson and Crick | 35 |
| Initials may be carved in it | 28 |
| Initials may be carved into it | 30 |
| Initials of '30's | 25 |
| Initials of '30s | 20 |
| Initials of '48 | 19 |
| Initials of "Man and Superman" author | 47 |
| Initials of 1860 | 16 |
| Initials of 1930's | 22 |
| Initials of 1933 | 16 |
| Initials of 1944 | 16 |
| Initials of a crack team? | 25 |
| Initials of a famed Algerian-born designer | 42 |
| Initials of a famed novel | 25 |
| Initials of a famous poet | 25 |
| Initials of a former Mideast coalition | 38 |
| Initials of a Greek liberation army in W.W. II | 46 |
| Initials of a No.1 and others | 29 |
| Initials of a noted "Wizard" | 38 |
| Initials of a noted Wizard | 26 |
| Initials of a pro basketball team | 33 |
| Initials of a US poet | 21 |
| Initials of affection | 21 |
| Initials of Amy's creator | 29 |
| Initials of Bakker's old ministry | 37 |
| Initials of Dr. Jekyll's creator | 36 |
| Initials of failure | 19 |
| Initials of fashion | 19 |
| Initials of interest? | 21 |
| Initials of Jekyll's creator | 32 |
| Initials of Jim Hawkins's creator | 37 |
| Initials of Mr. Hyde's creator | 34 |
| Initials of rank | 16 |
| Initials of relief | 18 |
| Initials of the '30's | 29 |
| Initials of the 1930's | 26 |
| Initials of the 30's | 24 |
| Initials of the 34th president | 30 |
| Initials of the Wagner Act: 1935 | 32 |
| Initials of urgency | 19 |
| Initials often jokingly redefined on T-shirts | 45 |
| Initials often seen in 1933 | 27 |
| Initials on a barracks door | 27 |
| Initials on a bounced check | 27 |
| Initials on a brandy bottle | 27 |
| Initials on a brandy bottle (4) | 31 |
| Initials on a bus transfer | 26 |
| Initials on a camera | 20 |
| Initials on a card | 18 |
| Initials on a Cardinal cap | 26 |
| Initials on a Cardinal's cap | 32 |
| Initials on a crate | 19 |
| Initials on a cross | 19 |
| Initials on a dentist's diploma | 35 |
| Initials on a dismissal notice | 30 |
| Initials on a letterhead | 24 |
| Initials on a limey's cap | 29 |
| Initials on a Nascar car | 24 |
| Initials on a parcel | 20 |
| Initials on a pass | 18 |
| Initials on a police blotter | 28 |
| Initials on a record label | 26 |
| Initials on a rocket | 20 |
| Initials on a rocket, perhaps | 29 |
| Initials on a sheet | 19 |
| Initials on a space shuttle | 27 |
| Initials on a toothpaste box | 28 |
| Initials on a TV screen | 23 |
| Initials on a U.S.S.R. player's jersey | 42 |
| Initials on a vessel | 20 |
| Initials on a warplane | 22 |