Yes, this is both proper spelling and grammar.
That is the correct spelling of the adverb "terribly" (horribly, or colloquially very).
That is the correct spelling of immensely (extremely, very).
The correct spelling of necessary is necessary. Very simple. ( Actually it's in the question.)
In British English, the correct spelling is appetising.In American English, the correct spelling is appetizing.An example sentence is: "The starter was very appetising".
The correct spelling is apprehensive. I was very apprehensive to correct my bosses spelling because he doesn't receive constructive criticism very well.
The correct spelling of the term is genius (very smart person).
The correct spelling of the adjective is gorgeous(very beautiful, or resplendent).
That is the correct spelling of the adverb "terribly" (horribly, or colloquially very).
That is the correct spelling of immensely (extremely, very).
The correct spelling of necessary is necessary. Very simple. ( Actually it's in the question.)
The correct spelling is sucky.Sucky is defined as "very bad or unpleasant".
In British English, the correct spelling is appetising.In American English, the correct spelling is appetizing.An example sentence is: "The starter was very appetising".
That is the correct spelling of "beautiful" (extremely pleasing aesthetically, very pretty, gorgeous).
The correct spelling of successful is: S-U-C-C-E-S-S-F-U-L.
The spelling "million" is correct (1,000,000 or 106).
The spelling is "hilarious" meaning very funny.
The correct spelling is apprehensive. I was very apprehensive to correct my bosses spelling because he doesn't receive constructive criticism very well.