How to spell GROWINGG correctly?

Possible correct suggestions for the misspelling "growingg" could be "growing" or "growling". It depends on the intended word, but adding an extra "g" at the end is likely a typographical error. A quick spell check or proofreading would easily catch this mistake.

• crowing The rooster was crowing loudly to wake up the farm.
• growing The population of the city is growing rapidly, causing strain on resources.

Putrefication

• nitrification
• petrifaction
• purification
• putrefaction
• putrification
• vitrification