1, Hum = chum with c (top) removed
2. Arsenic = anagarm in races
3. Artillery = arerty with ill inside
4. Rita = part of the word irRITAting
5. Fred = F + red (marxist)
7. Examine Amin inside Ex - old E - england
8. Air = A1 or ai (excellent) + R (first word of radio)