quarrel
There are no 4-letter words in English starting with L and ending in q. Iraq starts with I and ends in q.
quiz
quit or quart
Words ending in taq
There are several 4 letter words that begin with the letter q. However there are no 4 letter words in the English language that begin with q and end with the letter e.
quart
quick
There are no four letter words in English starting with e and ending in q.
suq
Iraq.
IQ
IQ