Words that contain 'il' and end in 'er'

In total, how many words can one make using the combination specified?
There are up to 484 words.

What is the highest possible score you can get in Scrabble from this list of words containing 'il' and ending with 'er'?
As there are an overwhelming 484 entries, it's best to select 'filazer' which scores 19 points overall.

What's the most common word that has 'il' in and ends with 'er' in the dictionary?
There's 'silver' which is the 1331^st most common word.

What's a strange word from the combinations available ?
'Pilfer' definitely stands as the most unusual word from our list of words that have 'il' in and end with 'er'. The dictionary defines it as "To steal in small quantities, or articles of small value; to practice petty theft. To take by petty theft; to filch; to steal little by little. And not a year but pilfers as he goes Some youthful grace that age would gladly keep. Cowper.".

What's the longest word you can create using the combination of letters searched for?
The biggest word you could derive from the specified combination is 'snailfishessnailflower', and it contains 22 characters.