There are tens of thousands! Here are a sample:
Some five letter words that begin with L are:laborladlelapellapselassolatchlatheleaseleastleaveleechlemonlevelleverlightlimitliterlitheliverlocallooselotuslunchlurchlucky
5 letter words beginning with g ending with L:grillgrowl
"Lucky" is a five letter word beginning with l
issue
Some five letter words ending in "l" include:availlevelwheeltrialtrillbevelbroilspellspoilspillkrillpupil
Lorry.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -LG-L. That is, five letter words with 2nd letter L and 3rd letter G and 5th letter L. In alphabetical order, they are: algal
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -LD-L. That is, five letter words with 2nd letter L and 3rd letter D and 5th letter L. In alphabetical order, they are: aldol
lease Joe will lease an apartment for the summer. leave
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -OL-L. That is, five letter words with 2nd letter O and 3rd letter L and 5th letter L. In alphabetical order, they are: molal tolyl
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern ALG-L. That is, five letter words with 1st letter A and 2nd letter L and 3rd letter G and 5th letter L. In alphabetical order, they are: algal
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern GLI-L. That is, five letter words with 1st letter G and 2nd letter L and 3rd letter I and 5th letter L. In alphabetical order, they are: glial