Words that start with 'l' and contain 'ach'

Which word that starts with 'l' and includes 'ach' is the most common word?
We're able to verify that 'lache' is the 55272^nd most common word.

How many letters are in the longest word from this page?
Consider 'laryngotracheoscopy'

In Scrabble, what's the highest number of points you can get from words starting with 'l' that contain 'ach'?
From this combination, the best word you should play is 'lachryma' scoring 18 points.

How many actual words are possible to put together using the specified combination?
On this list of words that start with 'l' and contain 'ach', Dictionarypedia has found 70 effective entries that are possible in total.

What is an interesting word from all the combinations possible ?
One of the most unusual words from this list is 'lachrymose'. According to the Oxford dictionary, 'lachrymose' means "Generating or shedding tears; given to shedding tears; suffused with tears; tearful. You should have seen his lachrymose visnomy. Lamb. -- Lach"ry*mose`ly, adv.".