Countersailing or Countersealing: How To spell?

The word Countersailing is misspelled against Countersealing, which is present continuous of "Counterseal"

--> Countersealing has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets counters & ling is misspelled as 'AI'
Wrong Spelling:  counters-ai-ling 
Correct Spelling:  counters-ea-ling 
Check more misspelled words of Countersealing to spell it correct.

-->

You might be interested to know

Crosshaid or Crosshead?

Daifening or Deafening?

Decraised or Decreased?