Nyms by Relation

A portmanteau is the combining of two words to make a new word. For example Man + Purse = Murse. Guess the "components" of these portmanteaus.

Based on the definitions, try to guess each pair of words, where one word is the reverse spelling of the other.

Guess the missing first letters of these words.

Try to name all the one-syllable words that end in the letters "-unk".