1) to make natural, to cause a thing to pass into nature
2) to inflate, blow up, to cause to swell up
2a) to puff up, make proud
2b) to be puffed up, to bear one's self loftily, be proud
Part of Speech: verb
From G5449 in the primary sense of blowing; to inflate, that is, (figuratively) make proud (haughty): - puff up.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root φυσιόω; click on the second column to search for that grammatical form of the root φυσιόω; click on the third column to search for that word and grammatical form; click on the total to search for the root φυσιόω.