1. colloquy
conversation
col = com (together)
loqu (talk)

2. viable
able to live; workable
vi = vita (life) +
able

3. synopsis
summary
syn (together) +
opia (sight) +
sis (condition)

4. terra firma
solid ground
terr (land)

5. sanction
authorize
sanct (holy)

6. Russophobe
one who fears Russia
Russo (Russian) +
phobia (fear)

7. prognosis pro (forward) + gno (know) + sis (condition)
medical forecast
pro (forward) +
gno (know) +
sis (condition)

8. polychrome
many-colored
poly (many) +
chrome (color)

9. philanthropy phile (love) + anthropo (man)
love of mankind (shown by giving money)
phile (love) +
anthropo (man)

10. perspicacity
insight
per (through) +
spec (look)

11. mobocracy
mob rule
mob (move) mobile vulgus+
cracy (government)

12. gerontocracy government by the old geronto (old age) +

13. magniloquence
great eloquence
magn (great) +
loqu (talk)

14. kleptomaniac
pathological thief
kleptes (thief) +
mania (madness)

15. joie de vivre
joy of living
viv (life)

16. in loco parentis
in place of parents
loco (place)

17. mundane
ordinary / commonplace
mund (world)

18. synthesis
combination
syn (together) +
sis (condition)

19. unequivocal
direct
un (not) +
equi (equal) +
voc (voice)

20. nihilism nihil (nothing) + ism (doctrine)
belief in nothing; philosophy that denies all existance
nihil (nothing) +
ism (doctrine)

21. audiophile
stereo buff
audi (hear) +
phile (love)

22. entomology
insect zoology
entomo (insect) +
logy (science)

23. omnifarious
of all kinds
omni (all) +
fariam (parts) +
ous (full of)

24. invidious causing envy / ill will in (into) + vid (look) +
ous (full of)

25. deduction
reasoning down from principles
de (down) +
duct (lead)