Possible Clues:

• A card you receive during an emergency or war
• Despicable person, one on allotment
• Miserable specimen, one on fixed allowance
• O, that would be your allowance of speech
• One might get around such an allowance, in a manner of speaking
• One is allowed to see 22 down for this
• Making allowance for the train motion, tunnel through
• Eke out
• O, in a manner of speaking one must make allowance for this
• Dole out portion due to shortage