INTERNAL AFFAIRS IV
from BRAIN GAMES FOR WORD NERDS
Francis Heaney

In each of the following pairs of words, the second word can be inserted into the first - but only after changing one letter in the second word. For example, given the word pair STALE - ADMIT, the D in ADMIT could be changed to G and AGMIT inserted after the L in STALE to get STALAGMITE.

1. PRATE - OLIVER
2. SWEAR - JEEP
3. COME - PROMOS
4. PORE - CUPID
5. ACTION - CLAMP
6. PITY - ROMPER
7. HEED - SITAR
8. COMMENT - MINCE

HINTS:
The letters to be changed in the second words:
1. V to F
2. J to L
3. (second) O to I
4. D to N
5. P to A
6. M to S
7. R to T
8. I to E

Answers:

1. PROLIFERATE
2. SLEEPWEAR
3. COMPROMISE
4. PORCUPINE
5. ACCLAMATION
6. PROSPERITY
7. HESITATED
8. COMMENCEMENT