sound
or
plumb
aver is the usual crossword answer
bewolf BELIEF word seen in crossword puzzles BEHALF word seen in crossword puzzles BITOFF word seen in crossword puzzles BADOFF word seen in crossword puzzles BIRDOF word seen in crossword puzzles BITSOF word seen in crossword puzzles BUGOFF word seen in crossword puzzles
Limn is the typical crossword puzzle answer.
unerringly telegraph gk crossword # 947
It means depth.
ades, as in lemonades. A common answer in crossword puzzles.
Obliterate
ok so i had the same ? for a science crossword and i think it is means "earth"
There
search; survey
An 8 letter word that means the inside of anything might be "interior." This word has 8 letters and would probably fit your crossword puzzle clue.
It means that the answer to the clue has a variant in spelling, or simply that the word does not have the most common spelling.